Pith Number

pith:7WMQCO6O

pith:2012:7WMQCO6O6VCLJCZVPMTGV6HWIJ

not attested not anchored not stored refs pending

Software Verification for Weak Memory via Program Transformation

Daniel Kroening, Jade Alglave, Michael Tautschnig, Vincent Nimal

arxiv:1207.7264 v1 · 2012-07-30 · cs.LO · 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{7WMQCO6O6VCLJCZVPMTGV6HWIJ}

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	2026-05-18T03:49:46.361968Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd99013bcef544b48b357b266af8f6427682863b186519a26a8ac070af4c5ce8

Aliases

arxiv: 1207.7264 · arxiv_version: 1207.7264v1 · doi: 10.48550/arxiv.1207.7264 · pith_short_12: 7WMQCO6O6VCL · pith_short_16: 7WMQCO6O6VCLJCZV · pith_short_8: 7WMQCO6O

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/7WMQCO6O6VCLJCZVPMTGV6HWIJ \
  | 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: fd99013bcef544b48b357b266af8f6427682863b186519a26a8ac070af4c5ce8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59583aeed681c968e25d4322e212d1e55bca13ac3d45fc7c7a6c5466ed136e9a",
    "cross_cats_sorted": [
      "cs.SE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2012-07-30T09:17:23Z",
    "title_canon_sha256": "5debac081094bb4ad68879ab9b11c712e1b7a5497327df12eb028d13115eb6ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.7264",
    "kind": "arxiv",
    "version": 1
  }
}