Pith Number

pith:XVZIMYEY

pith:2013:XVZIMYEYXAJRE7PJHPYFMM3E2U

not attested not anchored not stored refs pending

Inclusion Logic and Fixed Point Logic

Lauri Hella, Pietro Galliani

arxiv:1304.4267 v3 · 2013-04-15 · 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{XVZIMYEYXAJRE7PJHPYFMM3E2U}

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	2026-05-18T03:26:52.020278Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd72866098b813127de93bf0563364d53df9d59eb29443ffe937ebf09ba8547a

Aliases

arxiv: 1304.4267 · arxiv_version: 1304.4267v3 · doi: 10.48550/arxiv.1304.4267 · pith_short_12: XVZIMYEYXAJR · pith_short_16: XVZIMYEYXAJRE7PJ · pith_short_8: XVZIMYEY

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/XVZIMYEYXAJRE7PJHPYFMM3E2U \
  | 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: bd72866098b813127de93bf0563364d53df9d59eb29443ffe937ebf09ba8547a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1ec1ceb5a2b1f3c52b58a2af40620ecd1dab7b5b21006789252005c7af4555e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2013-04-15T20:58:46Z",
    "title_canon_sha256": "d80cce1860aeba4c43b7b4415a526a3d50eccebc3713a3575c07615b7394e8e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.4267",
    "kind": "arxiv",
    "version": 3
  }
}