Pith Number

pith:MEVWZA2R

pith:2003:MEVWZA2RSF5JURICOHQF57DH4A

not attested not anchored not stored refs pending

Extending Dublin Core Metadata to Support the Description and Discovery of Language Resources

Gary Simons, Steven Bird

arxiv:cs/0308022 v1 · 2003-08-14 · cs.CL · cs.DL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MEVWZA2RSF5JURICOHQF57DH4A}

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	2026-07-04T14:24:36.240562Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

612b6c8351917a9a450271e05efc67e0326efb3acf6129053d0f148f19810e0a

Aliases

arxiv: cs/0308022 · arxiv_version: cs/0308022v1 · doi: 10.48550/arxiv.cs/0308022 · pith_short_12: MEVWZA2RSF5J · pith_short_16: MEVWZA2RSF5JURIC · pith_short_8: MEVWZA2R

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/MEVWZA2RSF5JURICOHQF57DH4A \
  | 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: 612b6c8351917a9a450271e05efc67e0326efb3acf6129053d0f148f19810e0a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "376e12839c75895ae66f2ec3290e07a4ca6f2a3129e89b5a40bb604d224cbd16",
    "cross_cats_sorted": [
      "cs.DL"
    ],
    "license": "",
    "primary_cat": "cs.CL",
    "submitted_at": "2003-08-14T23:28:21Z",
    "title_canon_sha256": "7b6f8a763bb6a68887830fb858c11987853a9e15173d3135335cd49c2ceb4ed1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cs/0308022",
    "kind": "arxiv",
    "version": 1
  }
}