Pith Number

pith:VAAF2YTC

pith:2015:VAAF2YTCK7XOY42HTB7AIOQY3V

not attested not anchored not stored refs pending

Ludics without Designs I: Triads

CNRS, France), I2M, Marseille, Michele Basaldella (Universit\'e d'Aix-Marseille

arxiv:1502.04773 v1 · 2015-02-17 · 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{VAAF2YTCK7XOY42HTB7AIOQY3V}

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	2026-05-18T02:26:58.362675Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a8005d626257eeec7347987e043a18dd7a81fdae856d434f740131b398d6145a

Aliases

arxiv: 1502.04773 · arxiv_version: 1502.04773v1 · doi: 10.48550/arxiv.1502.04773 · pith_short_12: VAAF2YTCK7XO · pith_short_16: VAAF2YTCK7XOY42H · pith_short_8: VAAF2YTC

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/VAAF2YTCK7XOY42HTB7AIOQY3V \
  | 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: a8005d626257eeec7347987e043a18dd7a81fdae856d434f740131b398d6145a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "157a113a08dbf45f4564bd4adad485573bc1a1f85c509b1c704cd428b73b9b40",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2015-02-17T02:27:41Z",
    "title_canon_sha256": "3e2992b6fb6367ba61f2557679192bb0e223fd63f995410681c71c6a9922dbf8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.04773",
    "kind": "arxiv",
    "version": 1
  }
}