Pith Number

pith:FV3PN36K

pith:2012:FV3PN36KBBDBWEUSN7WJCX3TRC

not attested not anchored not stored refs pending

Tackling the testing migration problem with SAT-Solvers

Joachim Breitner

arxiv:1204.2974 v1 · 2012-04-13 · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FV3PN36KBBDBWEUSN7WJCX3TRC}

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	2026-05-18T03:57:54.365218Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d76f6efca08461b12926fec915f7388877263335139320531aaf504a6a3c875

Aliases

arxiv: 1204.2974 · arxiv_version: 1204.2974v1 · doi: 10.48550/arxiv.1204.2974 · pith_short_12: FV3PN36KBBDB · pith_short_16: FV3PN36KBBDBWEUS · pith_short_8: FV3PN36K

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/FV3PN36KBBDBWEUSN7WJCX3TRC \
  | 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: 2d76f6efca08461b12926fec915f7388877263335139320531aaf504a6a3c875

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d1ea977344b98de3836f782b4d6ed2e5b2195b1bea16ea34eb2f4e335bd75dc1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2012-04-13T12:52:41Z",
    "title_canon_sha256": "75ae2d65aff793e4dd81144998e91e4a856e343ef69a779a13dfb4732f3caa41"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.2974",
    "kind": "arxiv",
    "version": 1
  }
}