Pith Number

pith:I4LAVOKF

pith:2016:I4LAVOKFRUPPDNYIIXF6LANZMQ

not attested not anchored not stored refs pending

Learning-Based Single-Document Summarization with Compression and Anaphoricity Constraints

Dan Klein, Greg Durrett, Taylor Berg-Kirkpatrick

arxiv:1603.08887 v2 · 2016-03-29 · 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{I4LAVOKFRUPPDNYIIXF6LANZMQ}

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	2026-05-18T01:12:41.916750Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47160ab9458d1ef1b70845cbe581b96418c8e96ef5667da89e9730fb3d5a4645

Aliases

arxiv: 1603.08887 · arxiv_version: 1603.08887v2 · doi: 10.48550/arxiv.1603.08887 · pith_short_12: I4LAVOKFRUPP · pith_short_16: I4LAVOKFRUPPDNYI · pith_short_8: I4LAVOKF

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/I4LAVOKFRUPPDNYIIXF6LANZMQ \
  | 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: 47160ab9458d1ef1b70845cbe581b96418c8e96ef5667da89e9730fb3d5a4645

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb70ca79545890e80d3775d3c80cabba2baa96aa0e12ddbc0cd59488a2d16270",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2016-03-29T18:58:42Z",
    "title_canon_sha256": "f492a0c4e8cfe3e36e3c9047458f81c5742edadd4bb38e6f2be7bca6eae67203"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.08887",
    "kind": "arxiv",
    "version": 2
  }
}