Pith Number

pith:C3XLGRAM

pith:2025:C3XLGRAMIFL2QQIG2KTCUQL4BB

not attested not anchored not stored refs pending

A Modular Program-Transformation Framework for Reducing Specifications to Reachability

Dirk Beyer, Marek Jankola, Marian Lingsch-Rosenfeld, Tian Xia, Xiyue Zheng

arxiv:2501.16310 v1 · 2025-01-27 · 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{C3XLGRAMIFL2QQIG2KTCUQL4BB}

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	2026-07-05T10:05:58.390808Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

16eeb3440c4157a84106d2a62a417c08643bd56881ca1ce0008a043de45357cc

Aliases

arxiv: 2501.16310 · arxiv_version: 2501.16310v1 · doi: 10.48550/arxiv.2501.16310 · pith_short_12: C3XLGRAMIFL2 · pith_short_16: C3XLGRAMIFL2QQIG · pith_short_8: C3XLGRAM

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/C3XLGRAMIFL2QQIG2KTCUQL4BB \
  | 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: 16eeb3440c4157a84106d2a62a417c08643bd56881ca1ce0008a043de45357cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f9178f5e6323821f98d148e0a9ff7b7ed5bfd410cd724551111604061003581",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2025-01-27T18:49:11Z",
    "title_canon_sha256": "a61583fb4b69bdad0253ae3999f08d20cca4085d72c85d4983d374f49a8622c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.16310",
    "kind": "arxiv",
    "version": 1
  }
}