Pith Number

pith:IHUOQXQC

pith:2015:IHUOQXQCITCLV7EADBYDX3VIH7

not attested not anchored not stored refs pending

Gradual Certified Programming in Coq

\'Eric Tanter, Nicolas Tabareau

arxiv:1506.04205 v2 · 2015-06-13 · cs.PL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IHUOQXQCITCLV7EADBYDX3VIH7}

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	2026-05-18T01:34:54.476087Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

41e8e85e0244c4bafc8018703beea83fd76661da0d7b6fe976b7c1d6f8b36193

Aliases

arxiv: 1506.04205 · arxiv_version: 1506.04205v2 · doi: 10.48550/arxiv.1506.04205 · pith_short_12: IHUOQXQCITCL · pith_short_16: IHUOQXQCITCLV7EA · pith_short_8: IHUOQXQC

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/IHUOQXQCITCLV7EADBYDX3VIH7 \
  | 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: 41e8e85e0244c4bafc8018703beea83fd76661da0d7b6fe976b7c1d6f8b36193

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aa660a9fa2d59d6f7ed90c536a35cf7f753296a4a2aead26fc320ede10ff31e6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2015-06-13T00:45:35Z",
    "title_canon_sha256": "e6ce7d6cdac4e557d0fd5ac7f9d7be3f2f239d3a412833f3e9d285763e879f76"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.04205",
    "kind": "arxiv",
    "version": 2
  }
}