Pith Number

pith:SJ7B4ZJA

pith:2006:SJ7B4ZJAVGSD6TQV2ZRKZPHEKD

not attested not anchored not stored refs pending

A library of Taylor models for PVS automatic proof checker

Francisco Ch\'aves (LIP), Lp2a), Marc Daumas (LIRMM

arxiv:cs/0602005 v1 · 2006-02-03 · cs.MS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SJ7B4ZJAVGSD6TQV2ZRKZPHEKD}

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	2026-05-18T01:08:54.868504Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

927e1e6520a9a43f4e15d662acbce450ebbeb753cc65f91135e8b87e52bcf162

Aliases

arxiv: cs/0602005 · arxiv_version: cs/0602005v1 · doi: 10.48550/arxiv.cs/0602005 · pith_short_12: SJ7B4ZJAVGSD · pith_short_16: SJ7B4ZJAVGSD6TQV · pith_short_8: SJ7B4ZJA

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/SJ7B4ZJAVGSD6TQV2ZRKZPHEKD \
  | 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: 927e1e6520a9a43f4e15d662acbce450ebbeb753cc65f91135e8b87e52bcf162

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb2f18855dcfb10418ae94fc6d9186a8ee196e555f36ca6cc75a361fb91dfd29",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cs.MS",
    "submitted_at": "2006-02-03T18:29:52Z",
    "title_canon_sha256": "a39e23d0b977fbebdd3783628549802e066016275bdc830cfeb76718fde3215c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cs/0602005",
    "kind": "arxiv",
    "version": 1
  }
}