Pith Number

pith:57FBKQFS

pith:2018:57FBKQFS7KIQC4HM7HUQVKWDNG

not attested not anchored not stored refs pending

Overcoming the Imbalance Between Tag Recommendation Approaches and Real-World Folksonomy Structures with Cognitive-Inspired Algorithms

Dominik Kowald, Elisabeth Lex

arxiv:1805.03067 v1 · 2018-05-08 · cs.IR

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{57FBKQFS7KIQC4HM7HUQVKWDNG}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:16:34.714190Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

efca1540b2fa910170ecf9e90aaac369a9f9954fea2009f47fc635ca5eea089b

Aliases

arxiv: 1805.03067 · arxiv_version: 1805.03067v1 · doi: 10.48550/arxiv.1805.03067 · pith_short_12: 57FBKQFS7KIQ · pith_short_16: 57FBKQFS7KIQC4HM · pith_short_8: 57FBKQFS

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/57FBKQFS7KIQC4HM7HUQVKWDNG \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: efca1540b2fa910170ecf9e90aaac369a9f9954fea2009f47fc635ca5eea089b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1144e56a0280c9619c04a97495592e03efeac1f4b7351c849fde3bd704cfbecc",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2018-05-08T14:47:18Z",
    "title_canon_sha256": "bbdad89c68b001609f536ff25cb3162db27427760657ec2a87c711283a668900"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.03067",
    "kind": "arxiv",
    "version": 1
  }
}