Pith Number

pith:R6TCYVAW

pith:2022:R6TCYVAWSLMSCQPZ7IEWRUGEVX

not attested not anchored not stored refs pending

Extraction of Product Specifications from the Web -- Going Beyond Tables and Lists

Ashish Kulkarni, Govind Krishnan Gangadhar

arxiv:2201.02896 v1 · 2022-01-08 · 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{R6TCYVAWSLMSCQPZ7IEWRUGEVX}

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	2026-07-05T03:46:49.781266Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8fa62c541692d92141f9fa0968d0c4adfb971e0c2520cd21b1d85e21083e9894

Aliases

arxiv: 2201.02896 · arxiv_version: 2201.02896v1 · doi: 10.48550/arxiv.2201.02896 · pith_short_12: R6TCYVAWSLMS · pith_short_16: R6TCYVAWSLMSCQPZ · pith_short_8: R6TCYVAW

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/R6TCYVAWSLMSCQPZ7IEWRUGEVX \
  | 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: 8fa62c541692d92141f9fa0968d0c4adfb971e0c2520cd21b1d85e21083e9894

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "14f1200eaf1196d43588c66f677056819c699a4022bd8c4e7b432148c31f06c6",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2022-01-08T22:25:32Z",
    "title_canon_sha256": "ca3a766069fa9ac724145fbdc40cd57f419f8d487177b8c3ca4fe014616fde63"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.02896",
    "kind": "arxiv",
    "version": 1
  }
}