Pith Number

pith:5XR3TPAX

pith:2018:5XR3TPAXHSUXCNKYXA2L63PN2P

not attested not anchored not stored refs pending

Correct by Construction Resource-based Process Composition

Jacques Fleuriot, Petros Papapanagiotou

arxiv:1803.02613 v2 · 2018-03-07 · 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{5XR3TPAXHSUXCNKYXA2L63PN2P}

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	2026-05-18T00:07:55.330127Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ede3b9bc173ca9713558b834bf6dedd3fabdf2d8303fa7db3166e0cd62eec7d5

Aliases

arxiv: 1803.02613 · arxiv_version: 1803.02613v2 · doi: 10.48550/arxiv.1803.02613 · pith_short_12: 5XR3TPAXHSUX · pith_short_16: 5XR3TPAXHSUXCNKY · pith_short_8: 5XR3TPAX

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/5XR3TPAXHSUXCNKYXA2L63PN2P \
  | 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: ede3b9bc173ca9713558b834bf6dedd3fabdf2d8303fa7db3166e0cd62eec7d5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "807a9193f402a9b9acd2413e63777e41231c6878a75006d2994787cdce227356",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2018-03-07T12:18:51Z",
    "title_canon_sha256": "177f22f723cfe5257115b8177770466ed260e78554435af6132b4ee61041377c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.02613",
    "kind": "arxiv",
    "version": 2
  }
}