Pith Number

pith:AJTPDUIN

pith:2014:AJTPDUIN5ZNAPCBW7IY255RY2I

not attested not anchored not stored refs pending

The Amsterdam Manifesto on OCL

Alan Wills, Anneke Kleppe, Bernhard Rumpe, Jos Warmer, Richard Mitchell, Steve Cook

arxiv:1409.6598 v1 · 2014-09-22 · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AJTPDUIN5ZNAPCBW7IY255RY2I}

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	2026-05-18T02:42:06.788641Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0266f1d10dee5a078836fa31aef638d239ece2eba53f36fa0ff69e48460dff7d

Aliases

arxiv: 1409.6598 · arxiv_version: 1409.6598v1 · doi: 10.48550/arxiv.1409.6598 · pith_short_12: AJTPDUIN5ZNA · pith_short_16: AJTPDUIN5ZNAPCBW · pith_short_8: AJTPDUIN

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/AJTPDUIN5ZNAPCBW7IY255RY2I \
  | 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: 0266f1d10dee5a078836fa31aef638d239ece2eba53f36fa0ff69e48460dff7d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8e1f8006aa1c67e29ee3a7f82997884683a2f2f73faf210b5c0cc7da511426c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2014-09-22T17:56:16Z",
    "title_canon_sha256": "a9ba0361928c41f79c2540cb69626baa3c0c2db7b3eab84ad597ceb782b221ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.6598",
    "kind": "arxiv",
    "version": 1
  }
}