Pith Number

pith:PD44HCLM

pith:2016:PD44HCLMXWJ3TP5UKEQA7JTU7V

not attested not anchored not stored refs pending

Query-Focused Opinion Summarization for User-Generated Content

Claire Cardie, Hema Raghavan, Lu Wang, Vittorio Castelli

arxiv:1606.05702 v1 · 2016-06-17 · 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{PD44HCLMXWJ3TP5UKEQA7JTU7V}

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	2026-05-18T01:12:16.236520Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

78f9c3896cbd93b9bfb451200fa674fd5dd38441f1e3493d687ed902ba2bbdff

Aliases

arxiv: 1606.05702 · arxiv_version: 1606.05702v1 · doi: 10.48550/arxiv.1606.05702 · pith_short_12: PD44HCLMXWJ3 · pith_short_16: PD44HCLMXWJ3TP5U · pith_short_8: PD44HCLM

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/PD44HCLMXWJ3TP5UKEQA7JTU7V \
  | 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: 78f9c3896cbd93b9bfb451200fa674fd5dd38441f1e3493d687ed902ba2bbdff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac132436da8a25d0a972e12cf9c37d50e77f09464dc545030e8ca5dadd07a480",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2016-06-17T23:05:41Z",
    "title_canon_sha256": "38b65ee2e8501536be197418650a17efbd07c3b9ce25826e69de068b5b44840d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.05702",
    "kind": "arxiv",
    "version": 1
  }
}