Pith Number

pith:FO47HDDR

pith:2017:FO47HDDRUHNFO6R3Z24H6ICKIQ

not attested not anchored not stored refs pending

Local Lexing

Jacques Fleuriot, Phil Scott, Steven Obua

arxiv:1702.03277 v2 · 2017-02-10 · 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{FO47HDDRUHNFO6R3Z24H6ICKIQ}

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	2026-05-18T00:50:03.763789Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2bb9f38c71a1da577a3bceb87f204a44052a26a7e1293a17a11e2c529663d9dc

Aliases

arxiv: 1702.03277 · arxiv_version: 1702.03277v2 · doi: 10.48550/arxiv.1702.03277 · pith_short_12: FO47HDDRUHNF · pith_short_16: FO47HDDRUHNFO6R3 · pith_short_8: FO47HDDR

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/FO47HDDRUHNFO6R3Z24H6ICKIQ \
  | 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: 2bb9f38c71a1da577a3bceb87f204a44052a26a7e1293a17a11e2c529663d9dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "661e0b5f5975cfba3a0346816e060c092cc16f9b5a7d1cb2cc86866a4e041441",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2017-02-10T18:28:26Z",
    "title_canon_sha256": "c522c3325135dd1f2157cfc0eea4394ed73e0ea01e2923475efea67d1ef0c531"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.03277",
    "kind": "arxiv",
    "version": 2
  }
}