Pith Number

pith:723WHQ6H

pith:2019:723WHQ6HUNVPWNWRH5ROU25CKL

not attested not anchored not stored refs pending

CREST: Hardware Formal Verification with ANSI-C Reference Specifications

Andreas Tiemeyer, Daniel Kroening, John O'Leary, Tom Melham

arxiv:1908.01324 v1 · 2019-08-04 · cs.PL · cs.AR · cs.SC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{723WHQ6HUNVPWNWRH5ROU25CKL}

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	2026-07-04T23:51:29.131827Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

feb763c3c7a36afb36d13f62ea6ba252f5698295ff0e8d0486bb2d04e029aa02

Aliases

arxiv: 1908.01324 · arxiv_version: 1908.01324v1 · doi: 10.48550/arxiv.1908.01324 · pith_short_12: 723WHQ6HUNVP · pith_short_16: 723WHQ6HUNVPWNWR · pith_short_8: 723WHQ6H

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/723WHQ6HUNVPWNWRH5ROU25CKL \
  | 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: feb763c3c7a36afb36d13f62ea6ba252f5698295ff0e8d0486bb2d04e029aa02

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "240bc7a74b3b75a250e8546aa8f7b2d3ffca8ae05dd8005aeb59cfe3be4964e0",
    "cross_cats_sorted": [
      "cs.AR",
      "cs.SC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2019-08-04T12:18:50Z",
    "title_canon_sha256": "09a6eae2ee7f65d6a09644b234bdd5cc272401ce39efb58d61e773a5dda2acbf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.01324",
    "kind": "arxiv",
    "version": 1
  }
}