Pith Number

pith:NW2FZMJ5

pith:2024:NW2FZMJ5B3KFOI6KEYF7LKWZNJ

not attested not anchored not stored refs pending

Column Vocabulary Association (CVA): semantic interpretation of dataless tables

Benno Kruit, Jacco van Ossenbruggen, Margherita Martorana, Tobias Kuhn, Xueli Pan

arxiv:2409.13709 v1 · 2024-09-06 · 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{NW2FZMJ5B3KFOI6KEYF7LKWZNJ}

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	2026-07-05T09:10:05.795213Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6db45cb13d0ed45723ca260bf5aad96a6bbf94f8d256a6cf95d448da22770e42

Aliases

arxiv: 2409.13709 · arxiv_version: 2409.13709v1 · doi: 10.48550/arxiv.2409.13709 · pith_short_12: NW2FZMJ5B3KF · pith_short_16: NW2FZMJ5B3KFOI6K · pith_short_8: NW2FZMJ5

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/NW2FZMJ5B3KFOI6KEYF7LKWZNJ \
  | 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: 6db45cb13d0ed45723ca260bf5aad96a6bbf94f8d256a6cf95d448da22770e42

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "265d8fe7d851d4b2d4f2f2d2b12d1787d3f40c900094d179aeb5880299def402",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2024-09-06T14:58:30Z",
    "title_canon_sha256": "7c6a402ef040e58bf3ed20dbb51c2a429569eee20cbcd56441941042ab8ef04a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2409.13709",
    "kind": "arxiv",
    "version": 1
  }
}