Pith Number

pith:R34IZ5RO

pith:2019:R34IZ5ROAUVE4XVCUTXGL5BNXE

not attested not anchored not stored refs pending

Outline Generation: Understanding the Inherent Content Structure of Documents

Jiafeng Guo, Ruqing Zhang, Xueqi Cheng, Yanyan Lan, Yixing Fan

arxiv:1905.10039 v1 · 2019-05-24 · 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{R34IZ5ROAUVE4XVCUTXGL5BNXE}

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	2026-05-17T23:45:11.599818Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8ef88cf62e052a4e5ea2a4ee65f42db93acdff763409e222a5722f9850e777d3

Aliases

arxiv: 1905.10039 · arxiv_version: 1905.10039v1 · doi: 10.48550/arxiv.1905.10039 · pith_short_12: R34IZ5ROAUVE · pith_short_16: R34IZ5ROAUVE4XVC · pith_short_8: R34IZ5RO

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/R34IZ5ROAUVE4XVCUTXGL5BNXE \
  | 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: 8ef88cf62e052a4e5ea2a4ee65f42db93acdff763409e222a5722f9850e777d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2349b79f064414384732d01d4d010ce662f4eee30bc002a6745e6cbb8b9c0be6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-05-24T05:29:33Z",
    "title_canon_sha256": "0b73b4453f9500c0b0b995a9078f9647233f9fe59ecd30b42a8cb9912f5cd65d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.10039",
    "kind": "arxiv",
    "version": 1
  }
}