Pith Number

pith:XOJI2B45

pith:2002:XOJI2B45QD2ZBMZLU26YA22NAI

not attested not anchored not stored refs pending

Phonology

Steven Bird

arxiv:cs/0204025 v1 · 2002-04-11 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XOJI2B45QD2ZBMZLU26YA22NAI}

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	2026-07-04T14:24:16.773626Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bb928d079d80f590b32ba6bd806b4d020513418012c8e870e428e75e2cb8ee45

Aliases

arxiv: cs/0204025 · arxiv_version: cs/0204025v1 · doi: 10.48550/arxiv.cs/0204025 · pith_short_12: XOJI2B45QD2Z · pith_short_16: XOJI2B45QD2ZBMZL · pith_short_8: XOJI2B45

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/XOJI2B45QD2ZBMZLU26YA22NAI \
  | 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: bb928d079d80f590b32ba6bd806b4d020513418012c8e870e428e75e2cb8ee45

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eca3ced00bc558cbd212e2126e78235f8ac9bdb7de80edf1153e8d165a23d4b3",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cs.CL",
    "submitted_at": "2002-04-11T11:22:43Z",
    "title_canon_sha256": "734f194f32b2476882149b534483b9a644665f6402beff2edd98f5146175289f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cs/0204025",
    "kind": "arxiv",
    "version": 1
  }
}