Pith Number

pith:YII4XSFT

pith:2002:YII4XSFTMFVREEB5TLU7Y6WZKB

not attested not anchored not stored refs pending

Annotation Graphs and Servers and Multi-Modal Resources: Infrastructure for Interdisciplinary Education, Research and Development

Christopher Cieri, Steven Bird

arxiv:cs/0204022 v1 · 2002-04-10 · 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{YII4XSFTMFVREEB5TLU7Y6WZKB}

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	2026-07-04T14:24:16.728496Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c211cbc8b3616b12103d9ae9fc7ad950472948c4954177c7fa9eee9a99f2e15e

Aliases

arxiv: cs/0204022 · arxiv_version: cs/0204022v1 · doi: 10.48550/arxiv.cs/0204022 · pith_short_12: YII4XSFTMFVR · pith_short_16: YII4XSFTMFVREEB5 · pith_short_8: YII4XSFT

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/YII4XSFTMFVREEB5TLU7Y6WZKB \
  | 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: c211cbc8b3616b12103d9ae9fc7ad950472948c4954177c7fa9eee9a99f2e15e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "567c3516479f52d5651907b69d49671670dae9885449054a675d2c4d03b6d972",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cs.CL",
    "submitted_at": "2002-04-10T15:37:26Z",
    "title_canon_sha256": "7a4188a74340bac49d7af0b5b3e3d3ffc4caa01c4b000928c8a73ffd90acc1cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cs/0204022",
    "kind": "arxiv",
    "version": 1
  }
}