Pith Number

pith:FBTYKQDO

pith:2013:FBTYKQDOZS22DFECBIEGBCGLJH

not attested not anchored not stored refs pending

The ForMaRE Project - Formal Mathematical Reasoning in Economics

Christoph Lange, Colin Rowat, Manfred Kerber

arxiv:1303.4194 v3 · 2013-03-18 · cs.CE · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FBTYKQDOZS22DFECBIEGBCGLJH}

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	2026-05-18T03:25:24.856483Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

286785406eccb5a194820a086088cb49d87ceb4f5c5b5f55358cac5dac88cb88

Aliases

arxiv: 1303.4194 · arxiv_version: 1303.4194v3 · doi: 10.48550/arxiv.1303.4194 · pith_short_12: FBTYKQDOZS22 · pith_short_16: FBTYKQDOZS22DFEC · pith_short_8: FBTYKQDO

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/FBTYKQDOZS22DFECBIEGBCGLJH \
  | 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: 286785406eccb5a194820a086088cb49d87ceb4f5c5b5f55358cac5dac88cb88

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c85160662a3de3cb119ccc3ecdae0c3aad7d1940e0ecf643e0a8d1e4c0fcdcd3",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CE",
    "submitted_at": "2013-03-18T09:34:10Z",
    "title_canon_sha256": "3d60004f945f218f357146b69bb6356faae49f7e66655f3a1273532c17d59b7b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.4194",
    "kind": "arxiv",
    "version": 3
  }
}