Pith Number

pith:OE3RW55W

pith:2016:OE3RW55W5IAYPLFAZ7ET6QHTQG

not attested not anchored not stored refs pending

A natural language interface to a graph-based bibliographic information retrieval system

Erjia Yan, Il-Yeol Song, Yongjun Zhu

arxiv:1612.03231 v1 · 2016-12-10 · cs.IR · 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{OE3RW55W5IAYPLFAZ7ET6QHTQG}

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	2026-05-18T00:55:19.889410Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

71371b77b6ea0187aca0cfc93f40f381803a02280a647e4f6972d9b0a2569ecb

Aliases

arxiv: 1612.03231 · arxiv_version: 1612.03231v1 · doi: 10.48550/arxiv.1612.03231 · pith_short_12: OE3RW55W5IAY · pith_short_16: OE3RW55W5IAYPLFA · pith_short_8: OE3RW55W

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/OE3RW55W5IAYPLFAZ7ET6QHTQG \
  | 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: 71371b77b6ea0187aca0cfc93f40f381803a02280a647e4f6972d9b0a2569ecb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "25d876cc56b558baaac0c58c6390e92567c19abe99c5fb51ebb252adf93a1e65",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2016-12-10T00:32:28Z",
    "title_canon_sha256": "a599ee1d08bbcb751e3ac6749bdef5d6a5d603bf57512116578777a2077052cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.03231",
    "kind": "arxiv",
    "version": 1
  }
}