Pith Number

pith:LLY552VG

pith:2019:LLY552VGRC2E7AL4MYC3ZYRN7X

not attested not anchored not stored refs pending

Verifying Bit-vector Invertibility Conditions in Coq (Extended Abstract)

Arjun Viswanathan (University of Iowa), Burak Ekici (University of Innsbruck), Cesare Tinelli (University of Iowa), Clark Barrett (Stanford University), Yoni Zohar (Stanford University)

arxiv:1908.09478 v1 · 2019-08-26 · 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{LLY552VGRC2E7AL4MYC3ZYRN7X}

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	2026-07-04T23:59:40.547593Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5af1deeaa688b44f817c6605bce22dfdd28f2bbe65b2afa4730e353230f58239

Aliases

arxiv: 1908.09478 · arxiv_version: 1908.09478v1 · doi: 10.48550/arxiv.1908.09478 · pith_short_12: LLY552VGRC2E · pith_short_16: LLY552VGRC2E7AL4 · pith_short_8: LLY552VG

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/LLY552VGRC2E7AL4MYC3ZYRN7X \
  | 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: 5af1deeaa688b44f817c6605bce22dfdd28f2bbe65b2afa4730e353230f58239

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "523ff24f6704232ca4d5a21f636dcb4774abccc63213a0440ab4e203fcda80aa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2019-08-26T05:38:56Z",
    "title_canon_sha256": "58f47c72d5559834bc5bbfea89ceb8e701d7dfa9a07e1fe91b6c04fc84b35c43"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.09478",
    "kind": "arxiv",
    "version": 1
  }
}