Pith Number

pith:3G4C3FCF

pith:2018:3G4C3FCFW4XKZ7BW2HVXOOU7M6

not attested not anchored not stored refs pending

Explicit Auditing

James Cheney, Wilmer Ricciotti

arxiv:1808.00486 v1 · 2018-08-01 · cs.LO · cs.PL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3G4C3FCFW4XKZ7BW2HVXOOU7M6}

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	2026-05-18T00:09:05.191387Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9b82d9445b72eacfc36d1eb773a9f67ace7a286482198ef0e5c3277b34256d6

Aliases

arxiv: 1808.00486 · arxiv_version: 1808.00486v1 · doi: 10.48550/arxiv.1808.00486 · pith_short_12: 3G4C3FCFW4XK · pith_short_16: 3G4C3FCFW4XKZ7BW · pith_short_8: 3G4C3FCF

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/3G4C3FCFW4XKZ7BW2HVXOOU7M6 \
  | 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: d9b82d9445b72eacfc36d1eb773a9f67ace7a286482198ef0e5c3277b34256d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0712082909e21a811b7239e8164d4abfbb7256d74e34c731caae9f6b8e437ae1",
    "cross_cats_sorted": [
      "cs.PL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2018-08-01T18:03:02Z",
    "title_canon_sha256": "9bdce2d3d2e586ec665df5b96d813ab016ef734af9b2f90425138756f2a4f36a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.00486",
    "kind": "arxiv",
    "version": 1
  }
}