Pith Number

pith:RZPBW4CT

pith:2018:RZPBW4CTANSDH6SAUPR5QGSVE5

not attested not anchored not stored refs pending

Attend, Copy, Parse -- End-to-end information extraction from documents

Florian Laws, Ole Winther, Rasmus Berg Palm

arxiv:1812.07248 v3 · 2018-12-18 · cs.CL · cs.NE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RZPBW4CTANSDH6SAUPR5QGSVE5}

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	2026-07-05T02:34:19.541767Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e5e1b7053036433fa40a3e3d81a552765cb9ac736239b5e3f4af30cd1738cea

Aliases

arxiv: 1812.07248 · arxiv_version: 1812.07248v3 · doi: 10.48550/arxiv.1812.07248 · pith_short_12: RZPBW4CTANSD · pith_short_16: RZPBW4CTANSDH6SA · pith_short_8: RZPBW4CT

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/RZPBW4CTANSDH6SAUPR5QGSVE5 \
  | 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: 8e5e1b7053036433fa40a3e3d81a552765cb9ac736239b5e3f4af30cd1738cea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "16662dc273b05c936d1e03d465fa5e0571554a7eb298bbc56184df7515505e08",
    "cross_cats_sorted": [
      "cs.NE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-12-18T09:05:53Z",
    "title_canon_sha256": "3d61395c9a4df4712124c66a0f647a0deef499f51d1b10457c7fbe1299ede7eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.07248",
    "kind": "arxiv",
    "version": 3
  }
}