Pith Number

pith:TR3IJPRO

pith:2021:TR3IJPROB6RQH36232A5ZSXHJM

not attested not anchored not stored refs pending

Everything You Always Wanted to Know About Generalization of Proof Obligations in PDR

Bernd Becker, Christoph Scholl, Felix Winterer, Karsten Scheibler, Tobias Paxian, Tobias Seufert

arxiv:2105.09169 v4 · 2021-05-19 · 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{TR3IJPROB6RQH36232A5ZSXHJM}

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	2026-07-05T04:49:28.935283Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9c7684be2e0fa303efdade81dccae74b1b60cb4c2910e2b15922cd33121e146c

Aliases

arxiv: 2105.09169 · arxiv_version: 2105.09169v4 · doi: 10.48550/arxiv.2105.09169 · pith_short_12: TR3IJPROB6RQ · pith_short_16: TR3IJPROB6RQH362 · pith_short_8: TR3IJPRO

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/TR3IJPROB6RQH36232A5ZSXHJM \
  | 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: 9c7684be2e0fa303efdade81dccae74b1b60cb4c2910e2b15922cd33121e146c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ccd8501d917ed79a18ba6869d7f07b73f76eef76a51eabef3d46ca7a1356d736",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2021-05-19T14:39:17Z",
    "title_canon_sha256": "1e1daeb0d45c3e17380ba1471ec3a73eff2d36ad14a23b0b1ab232f3d6666831"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.09169",
    "kind": "arxiv",
    "version": 4
  }
}