Pith Number

pith:B37WRFY3

pith:2017:B37WRFY36CRP5TRWJTTYTVJSOZ

not attested not anchored not stored refs pending

Proceedings Fifth International Workshop on Verification and Program Transformation

Alexei Lisitsa (University of Liverpool, Andrei P. Nemytykh (ISPRAS, Italy), Maurizio Proietti (CNR-IASI, Russia), UK)

arxiv:1708.06887 v1 · 2017-08-23 · cs.LO · cs.PL · 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{B37WRFY36CRP5TRWJTTYTVJSOZ}

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	2026-05-18T00:36:48.948288Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0eff68971bf0a2fece364ce789d532764d8f97560656c2a0f349854dd65181b3

Aliases

arxiv: 1708.06887 · arxiv_version: 1708.06887v1 · doi: 10.48550/arxiv.1708.06887 · pith_short_12: B37WRFY36CRP · pith_short_16: B37WRFY36CRP5TRW · pith_short_8: B37WRFY3

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/B37WRFY36CRP5TRWJTTYTVJSOZ \
  | 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: 0eff68971bf0a2fece364ce789d532764d8f97560656c2a0f349854dd65181b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1ecfeec003e91d0d8c38d8939c1bd685130b52526124790d9f98c2c1297ed4b0",
    "cross_cats_sorted": [
      "cs.PL",
      "cs.SE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2017-08-23T05:39:02Z",
    "title_canon_sha256": "7edf5948de4600feab6c859d310df3ff08cb8eb42c12cb8c3c954bb3a3fcc1f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.06887",
    "kind": "arxiv",
    "version": 1
  }
}