Triple

T9961807
Position Surface form Disambiguated ID Type / Status
Subject Hugo Krawczyk E195586 entity
Predicate notableWork P4 FINISHED
Object Cryptographic extraction and key derivation: The HKDF scheme
"Cryptographic Extraction and Key Derivation: The HKDF Scheme" is a foundational cryptography paper by Hugo Krawczyk that introduces and analyzes HKDF, a widely used, provably secure key derivation function based on HMAC.
E831960 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Cryptographic extraction and key derivation: The HKDF scheme | Statement: [Hugo Krawczyk, notableWork, Cryptographic extraction and key derivation: The HKDF scheme]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Cryptographic extraction and key derivation: The HKDF scheme
Context triple: [Hugo Krawczyk, notableWork, Cryptographic extraction and key derivation: The HKDF scheme]
  • A. Carter–Wegman MACs
    Carter–Wegman MACs are a family of message authentication codes that use universal hashing combined with a secret key to provide efficient and provably secure authentication.
  • B. Merkle–Damgård construction
    The Merkle–Damgård construction is a fundamental method for building collision-resistant cryptographic hash functions from fixed-size compression functions, used in many classic hash algorithms like MD5 and SHA-1.
  • C. Diffie–Hellman key exchange
    Diffie–Hellman key exchange is a foundational cryptographic protocol that enables two parties to securely establish a shared secret over an insecure communication channel.
  • D. Curve25519-based schemes
    Curve25519-based schemes are cryptographic protocols and algorithms that use the Curve25519 elliptic curve to provide efficient, high-security public-key operations such as key exchange and digital signatures.
  • E. The Design of Rijndael
    The Design of Rijndael is a technical book by Joan Daemen and Vincent Rijmen that explains the design principles, structure, and security rationale of the Rijndael cipher, which became the Advanced Encryption Standard (AES).
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Cryptographic extraction and key derivation: The HKDF scheme
Triple: [Hugo Krawczyk, notableWork, Cryptographic extraction and key derivation: The HKDF scheme]
Generated description
"Cryptographic Extraction and Key Derivation: The HKDF Scheme" is a foundational cryptography paper by Hugo Krawczyk that introduces and analyzes HKDF, a widely used, provably secure key derivation function based on HMAC.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Cryptographic extraction and key derivation: The HKDF scheme
Target entity description: "Cryptographic Extraction and Key Derivation: The HKDF Scheme" is a foundational cryptography paper by Hugo Krawczyk that introduces and analyzes HKDF, a widely used, provably secure key derivation function based on HMAC.
  • A. Carter–Wegman MACs
    Carter–Wegman MACs are a family of message authentication codes that use universal hashing combined with a secret key to provide efficient and provably secure authentication.
  • B. Merkle–Damgård construction
    The Merkle–Damgård construction is a fundamental method for building collision-resistant cryptographic hash functions from fixed-size compression functions, used in many classic hash algorithms like MD5 and SHA-1.
  • C. Diffie–Hellman key exchange
    Diffie–Hellman key exchange is a foundational cryptographic protocol that enables two parties to securely establish a shared secret over an insecure communication channel.
  • D. Curve25519-based schemes
    Curve25519-based schemes are cryptographic protocols and algorithms that use the Curve25519 elliptic curve to provide efficient, high-security public-key operations such as key exchange and digital signatures.
  • E. The Design of Rijndael
    The Design of Rijndael is a technical book by Joan Daemen and Vincent Rijmen that explains the design principles, structure, and security rationale of the Rijndael cipher, which became the Advanced Encryption Standard (AES).
  • F. None of above. chosen

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69ca82ebd1288190912f9e4482d1fa35 completed March 30, 2026, 2:04 p.m.
NER Named-entity recognition batch_69cdb6d37f0c8190946b958c399f3250 completed April 2, 2026, 12:22 a.m.
NED1 Entity disambiguation (via context triple) batch_69d23d904bbc8190ac0b28600ed2e709 completed April 5, 2026, 10:46 a.m.
NEDg Description generation batch_69d23fa1e3288190b755b3966178ad52 completed April 5, 2026, 10:55 a.m.
NED2 Entity disambiguation (via description) batch_69d24077720c81909a43ff56627095a1 completed April 5, 2026, 10:59 a.m.
Created at: March 30, 2026, 8:47 p.m.