Pith Number

pith:AR2M64LR

pith:2020:AR2M64LRLNF7KFE7BJDT53SKBB

not attested not anchored not stored refs pending

Topic-Centric Unsupervised Multi-Document Summarization of Scientific and News Articles

Amanuel Alambo, Brandy Foster, Cori Lohstroh, Erik Madaus, Krishnaprasad Thirunarayan, Michael Raymer, Swati Padhee, Tanvi Banerjee

arxiv:2011.08072 v1 · 2020-11-03 · cs.CL · cs.IR · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AR2M64LRLNF7KFE7BJDT53SKBB}

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	2026-07-05T01:51:57.027054Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0474cf71715b4bf5149f0a473eee4a087a59af01c34855641bd712dc2ca5f2ea

Aliases

arxiv: 2011.08072 · arxiv_version: 2011.08072v1 · doi: 10.48550/arxiv.2011.08072 · pith_short_12: AR2M64LRLNF7 · pith_short_16: AR2M64LRLNF7KFE7 · pith_short_8: AR2M64LR

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/AR2M64LRLNF7KFE7BJDT53SKBB \
  | 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: 0474cf71715b4bf5149f0a473eee4a087a59af01c34855641bd712dc2ca5f2ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd62d3b84a40c09619528ed9d74cfb570635a6c7c34a616ad2109df610544229",
    "cross_cats_sorted": [
      "cs.IR",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2020-11-03T04:04:21Z",
    "title_canon_sha256": "809a89357dd5965f079e6a25c7bbdf63ab2e89b445335b0515681390b31ad0a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2011.08072",
    "kind": "arxiv",
    "version": 1
  }
}