Pith Number

pith:NNJ2GTTU

pith:2026:NNJ2GTTUCMIQZDQYN2IQXGZK34

not attested not anchored not stored refs pending

Do not be greedy, Think Twice: Sampling and Selection for Document-level Information Extraction

Eneko Agirre, Mikel Zubillaga, Oier Lopez de Lacalle, Oscar Sainz

arxiv:2601.18395 v2 · 2026-01-26 · 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{NNJ2GTTUCMIQZDQYN2IQXGZK34}

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	2026-05-29T02:05:39.740166Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b53a34e7413110c8e186e910b9b2adf1599b5d92dad85274784a3e5af4a14fd

Aliases

arxiv: 2601.18395 · arxiv_version: 2601.18395v2 · doi: 10.48550/arxiv.2601.18395 · pith_short_12: NNJ2GTTUCMIQ · pith_short_16: NNJ2GTTUCMIQZDQY · pith_short_8: NNJ2GTTU

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/NNJ2GTTUCMIQZDQYN2IQXGZK34 \
  | 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: 6b53a34e7413110c8e186e910b9b2adf1599b5d92dad85274784a3e5af4a14fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f3ed85a36d063566c771410e819205848f4a691a27a7f1d4c342cc67a6ee81d1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-01-26T11:53:08Z",
    "title_canon_sha256": "1e65ae67ea1387f0cb77012d396aab19f484c8d931e809ab89d8bae84afa7825"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.18395",
    "kind": "arxiv",
    "version": 2
  }
}