Pith Number

pith:QF5MTYNU

pith:2010:QF5MTYNU7RHA6TR6ZSRCNWJDJQ

not attested not anchored not stored refs pending

Process Makna - A Semantic Wiki for Scientific Workflows

Adrian Paschke, Zhili Zhao

arxiv:1012.1643 v1 · 2010-12-07 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QF5MTYNU7RHA6TR6ZSRCNWJDJQ}

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	2026-05-18T04:33:51.598157Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

817ac9e1b4fc4e0f4e3ecca226d9234c39a3c0fce7a78c2fc94808b5031a0f21

Aliases

arxiv: 1012.1643 · arxiv_version: 1012.1643v1 · doi: 10.48550/arxiv.1012.1643 · pith_short_12: QF5MTYNU7RHA · pith_short_16: QF5MTYNU7RHA6TR6 · pith_short_8: QF5MTYNU

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/QF5MTYNU7RHA6TR6ZSRCNWJDJQ \
  | 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: 817ac9e1b4fc4e0f4e3ecca226d9234c39a3c0fce7a78c2fc94808b5031a0f21

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "89b1aa9dc40098f9c3e1c7c646f43ba24d5ea941c6e2210b06aec9affed44d11",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2010-12-07T23:49:29Z",
    "title_canon_sha256": "e075bcd8e1530379803214ab290cdd76ea6d01ecfa19efa2ef928817fd699577"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.1643",
    "kind": "arxiv",
    "version": 1
  }
}