Pith Number

pith:3T5OWNAR

pith:2022:3T5OWNAROBA4ZRTZY6A7CM5RNW

not attested not anchored not stored refs pending

GRETEL: Graph Contrastive Topic Enhanced Language Model for Long Document Extractive Summarization

Jimin Huang, Qianqian Xie, Sophia Ananiadou, Tulika Saha

arxiv:2208.09982 v1 · 2022-08-21 · 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{3T5OWNAROBA4ZRTZY6A7CM5RNW}

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	2026-07-05T04:50:23.975875Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dcfaeb34117041ccc679c781f133b16d800aca21c4c6673e119fe1b9dffe4fc6

Aliases

arxiv: 2208.09982 · arxiv_version: 2208.09982v1 · doi: 10.48550/arxiv.2208.09982 · pith_short_12: 3T5OWNAROBA4 · pith_short_16: 3T5OWNAROBA4ZRTZ · pith_short_8: 3T5OWNAR

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/3T5OWNAROBA4ZRTZY6A7CM5RNW \
  | 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: dcfaeb34117041ccc679c781f133b16d800aca21c4c6673e119fe1b9dffe4fc6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b98a6b2db4da3ead81532056de251945c76bef32db73ef5c3825365e9820403",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2022-08-21T23:09:29Z",
    "title_canon_sha256": "835ad2183da3f7ac68cb6b6a4c4dce912c0fbc2ea03aab24e6e993f0f471f6c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2208.09982",
    "kind": "arxiv",
    "version": 1
  }
}