Pith Number

pith:3K24FPYE

pith:2019:3K24FPYECOJMVOMRUELW2S3PF5

not attested not anchored not stored refs pending

Attention in Natural Language Processing

Andrea Galassi, Marco Lippi, Paolo Torroni

arxiv:1902.02181 v4 · 2019-02-04 · cs.CL · cs.AI · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3K24FPYECOJMVOMRUELW2S3PF5}

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	2026-07-05T03:21:03.916553Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dab5c2bf041392cab991a1176d4b6f2f670f271f225372f176314aedffbd858d

Aliases

arxiv: 1902.02181 · arxiv_version: 1902.02181v4 · doi: 10.48550/arxiv.1902.02181 · pith_short_12: 3K24FPYECOJM · pith_short_16: 3K24FPYECOJMVOMR · pith_short_8: 3K24FPYE

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/3K24FPYECOJMVOMRUELW2S3PF5 \
  | 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: dab5c2bf041392cab991a1176d4b6f2f670f271f225372f176314aedffbd858d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bdcbf0cf3d5418511d4d5b7576e33ea2f975b6b14ebe762449fe2e657024d49c",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-02-04T17:14:13Z",
    "title_canon_sha256": "5804f644b95eed352dd11710713a36a27fbf9b0c05235615eff87959371d4ee0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.02181",
    "kind": "arxiv",
    "version": 4
  }
}