Pith Number

pith:KL2QHVJD

pith:2020:KL2QHVJDAX7R7KSZTRCKJPQTW7

not attested not anchored not stored refs pending

Towards making formal methods normal: meeting developers where they are

Alastair Reid, Ben Laurie, Luke Church, Maritza Johnson, Sarah de Haas, Shaked Flur

arxiv:2010.16345 v1 · 2020-10-30 · 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{KL2QHVJDAX7R7KSZTRCKJPQTW7}

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.

Cited by

1 paper in Pith

A Systematic Literature Review on a Decade of Industrial TLA+ Practice

Receipt and verification

First computed	2026-07-05T01:47:52.760546Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52f503d52305ff1faa599c44a4be13b7df45ca351f54932a2167a64ada05517c

Aliases

arxiv: 2010.16345 · arxiv_version: 2010.16345v1 · doi: 10.48550/arxiv.2010.16345 · pith_short_12: KL2QHVJDAX7R · pith_short_16: KL2QHVJDAX7R7KSZ · pith_short_8: KL2QHVJD

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/KL2QHVJDAX7R7KSZTRCKJPQTW7 \
  | 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: 52f503d52305ff1faa599c44a4be13b7df45ca351f54932a2167a64ada05517c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "33329e7961b95a3f5039783e56cca9f36467a2b020e148fd8d6358148ab89525",
    "cross_cats_sorted": [
      "cs.SE"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2020-10-30T16:05:00Z",
    "title_canon_sha256": "76f49bdcf92a8ed9f8777471f7559d8c32680cbeec7adc810db06139d9b1983a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2010.16345",
    "kind": "arxiv",
    "version": 1
  }
}