Pith Number

pith:KWEAQJF6

pith:2019:KWEAQJF626M6J7L46HMTNFPRWQ

not attested not anchored not stored refs pending

Human acceptability judgements for extractive sentence compression

Abram Handler, Brendan O'Connor, Brian Dillon

arxiv:1902.00489 v1 · 2019-02-01 · 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{KWEAQJF626M6J7L46HMTNFPRWQ}

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	2026-05-17T23:54:57.340963Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

55880824bed799e4fd7cf1d93695f1b4200eb40317a7e2af6346b944590e0778

Aliases

arxiv: 1902.00489 · arxiv_version: 1902.00489v1 · doi: 10.48550/arxiv.1902.00489 · pith_short_12: KWEAQJF626M6 · pith_short_16: KWEAQJF626M6J7L4 · pith_short_8: KWEAQJF6

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/KWEAQJF626M6J7L46HMTNFPRWQ \
  | 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: 55880824bed799e4fd7cf1d93695f1b4200eb40317a7e2af6346b944590e0778

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d94cca950938e781f8408fcad6b702c9ffc7f161f474e91d4f3a1b7ce64a1960",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-02-01T18:22:33Z",
    "title_canon_sha256": "99469f784f4c27567cba95e1c89e11e29fce78974bf6c6a09cfe674dcd5282ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.00489",
    "kind": "arxiv",
    "version": 1
  }
}