Pith Number

pith:EQN7VGW2

pith:2022:EQN7VGW26ZDZ3LOVAEVUPX7AZJ

not attested not anchored not stored refs pending

How to structure citations data and bibliographic metadata in the OpenCitations accepted format

Arcangelo Massari (1), Bologna, Department of Classical Philology, Italian Studies, Italy), Ivan Heibi (1) ((1) Research Centre for Open Scholarly Metadata, University of Bologna

arxiv:2206.03971 v1 · 2022-06-08 · cs.DL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EQN7VGW26ZDZ3LOVAEVUPX7AZJ}

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

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.

Cited by

1 paper in Pith

Validating and monitoring bibliographic and citation data in OpenCitations collections

Receipt and verification

First computed	2026-07-05T05:00:16.822241Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

241bfa9adaf6479dadd5012b47dfe0ca63c0fd90c8721b6275d65b2f341811e9

Aliases

arxiv: 2206.03971 · arxiv_version: 2206.03971v1 · doi: 10.48550/arxiv.2206.03971 · pith_short_12: EQN7VGW26ZDZ · pith_short_16: EQN7VGW26ZDZ3LOV · pith_short_8: EQN7VGW2

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/EQN7VGW26ZDZ3LOVAEVUPX7AZJ \
  | 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: 241bfa9adaf6479dadd5012b47dfe0ca63c0fd90c8721b6275d65b2f341811e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "640e0dabd267e11c7e0d0f53d935219d4602866d4433a2b33d1289c9ebc58365",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2022-06-08T15:38:51Z",
    "title_canon_sha256": "4cf1df7d6ed1a6f72d2f1fe5a27a3587754b06622e4b3c60776cd12ba70da3b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2206.03971",
    "kind": "arxiv",
    "version": 1
  }
}