Pith Number

pith:3ZH5UDFE

pith:2020:3ZH5UDFER3CHTQYGIOOKWYCPBH

not attested not anchored not stored refs pending

AI Marker-based Large-scale AI Literature Mining

Ji Zhang, Ou Wu, Rujing Yao, Shuxiao Li, Yingchun Ye

arxiv:2011.00518 v2 · 2020-11-01 · cs.IR · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3ZH5UDFER3CHTQYGIOOKWYCPBH}

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	2026-07-05T01:48:30.548831Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de4fda0ca48ec479c306439cab604f09f788ce629b2744c3eb91eb6ef7e44ef0

Aliases

arxiv: 2011.00518 · arxiv_version: 2011.00518v2 · doi: 10.48550/arxiv.2011.00518 · pith_short_12: 3ZH5UDFER3CH · pith_short_16: 3ZH5UDFER3CHTQYG · pith_short_8: 3ZH5UDFE

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/3ZH5UDFER3CHTQYGIOOKWYCPBH \
  | 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: de4fda0ca48ec479c306439cab604f09f788ce629b2744c3eb91eb6ef7e44ef0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a958f13b0c6af26e6f41691f332142edcd6e799561751f4f20c3862fe4df10e0",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2020-11-01T14:48:46Z",
    "title_canon_sha256": "e314b7556fbc5a1321b360dfe4a411e485f0fee67083dc7c47e86a82ec191084"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2011.00518",
    "kind": "arxiv",
    "version": 2
  }
}