Pith Number

pith:AK4MII2E

pith:2016:AK4MII2EX7XZQUCP5WB2QVTAEA

not attested not anchored not stored refs pending

Assigning Creative Commons Licenses to Research Metadata: Issues and Cases

Amir Aryani, Brigitte Hausstein, Claus-Peter Klas, Jingbo Wang, Kathryn Unsworth, Marta Poblet, Paolo Manghi, Pompeu Casanovas, Sunje Dallmeier-Tiessen, Victor Rodriguez Doncel

arxiv:1609.05700 v1 · 2016-09-19 · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AK4MII2EX7XZQUCP5WB2QVTAEA}

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.

Receipt and verification

First computed	2026-05-18T01:04:25.620263Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

02b8c42344bfef98504fed83a8566020205ddd4045a125208571cda4edd2d6ff

Aliases

arxiv: 1609.05700 · arxiv_version: 1609.05700v1 · doi: 10.48550/arxiv.1609.05700 · pith_short_12: AK4MII2EX7XZ · pith_short_16: AK4MII2EX7XZQUCP · pith_short_8: AK4MII2E

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/AK4MII2EX7XZQUCP5WB2QVTAEA \
  | 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: 02b8c42344bfef98504fed83a8566020205ddd4045a125208571cda4edd2d6ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b73d4088fdac42493da2f17dec71117b909839bb16b5411e7f44ad7e825fabd",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2016-09-19T12:57:31Z",
    "title_canon_sha256": "7a9cc33925ffe3a05e85998eaf39e46b934684153c83cb6abbbb993f1c93ee6c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.05700",
    "kind": "arxiv",
    "version": 1
  }
}