Pith Number

pith:37VYTE5A

pith:2013:37VYTE5AW3L3UZBFFQ2HJ67IQF

not attested not anchored not stored refs pending

A Coinductive Approach to Proof Search

Braga, C.N.R.S., France), Jos\'e Esp\'irito Santo (Centro de Matem\'atica, Lu\'is Pinto (Centro de Matem\'atica, Portugal), Ralph Matthes (Institut de Recherche en Informatique de Toulouse (IRIT), Universidade do Minho, University of Toulouse

arxiv:1309.0892 v1 · 2013-09-04 · 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{37VYTE5AW3L3UZBFFQ2HJ67IQF}

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	2026-05-18T03:14:16.575364Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dfeb8993a0b6d7ba64252c3474fbe8816ac7ae81842f740160aa8b8cdf1725b3

Aliases

arxiv: 1309.0892 · arxiv_version: 1309.0892v1 · doi: 10.48550/arxiv.1309.0892 · pith_short_12: 37VYTE5AW3L3 · pith_short_16: 37VYTE5AW3L3UZBF · pith_short_8: 37VYTE5A

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/37VYTE5AW3L3UZBFFQ2HJ67IQF \
  | 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: dfeb8993a0b6d7ba64252c3474fbe8816ac7ae81842f740160aa8b8cdf1725b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8531bd395f7763cbd7739b3e2976334f272cc492df4fe10e31ae2275cb66d2b7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2013-09-04T02:13:15Z",
    "title_canon_sha256": "bef92b25f9ef615fd841e33be3a516835447ea0d7108f19d62b3a591805948d1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.0892",
    "kind": "arxiv",
    "version": 1
  }
}