Pith Number

pith:OUEXJB2P

pith:2021:OUEXJB2PM5Y4FK3QZX3OAON2LP

not attested not anchored not stored refs pending

An Exploratory Study on Utilising the Web of Linked Data for Product Data Mining

Xingyi Song, Ziqi Zhang

arxiv:2109.01411 v4 · 2021-09-03 · cs.CL · 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{OUEXJB2PM5Y4FK3QZX3OAON2LP}

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	2026-07-05T04:34:26.398542Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

750974874f6771c2ab70cdf6e039ba5bf9683d44889ef6a2619d965ff83e0878

Aliases

arxiv: 2109.01411 · arxiv_version: 2109.01411v4 · doi: 10.48550/arxiv.2109.01411 · pith_short_12: OUEXJB2PM5Y4 · pith_short_16: OUEXJB2PM5Y4FK3Q · pith_short_8: OUEXJB2P

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/OUEXJB2PM5Y4FK3QZX3OAON2LP \
  | 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: 750974874f6771c2ab70cdf6e039ba5bf9683d44889ef6a2619d965ff83e0878

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01ed904229f3f6bf3eb1f17f387b2246d2883726a9a37f7cc97dce8f31e2a632",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-09-03T09:58:36Z",
    "title_canon_sha256": "7054c2315cf0396ac9b64d341aaefbfc693fbb8c3b1318a08e90a9569f00752c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.01411",
    "kind": "arxiv",
    "version": 4
  }
}