Pith Number

pith:TFY7KROM

pith:2015:TFY7KROMLRBFUMGTUKKGSPICH6

not attested not anchored not stored refs pending

Towards Cleaning-up Open Data Portals: A Metadata Reconciliation Approach

Alan Tygel, Fabrizio Orlandi, Jeremy Debattista, Maria Luiza Machado Campos, S\"oren Auer

arxiv:1510.04501 v1 · 2015-10-15 · cs.IR · cs.DB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TFY7KROMLRBFUMGTUKKGSPICH6}

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	2026-05-18T01:30:06.955619Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9971f545cc5c425a30d3a294693d023fa68edb85e715d1b481a6a4a1bc99aa88

Aliases

arxiv: 1510.04501 · arxiv_version: 1510.04501v1 · doi: 10.48550/arxiv.1510.04501 · pith_short_12: TFY7KROMLRBF · pith_short_16: TFY7KROMLRBFUMGT · pith_short_8: TFY7KROM

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/TFY7KROMLRBFUMGTUKKGSPICH6 \
  | 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: 9971f545cc5c425a30d3a294693d023fa68edb85e715d1b481a6a4a1bc99aa88

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1832ca829e57e6eb6713096b47bcddf83369ea7a50fafedfe7b17ad9aacd7a0d",
    "cross_cats_sorted": [
      "cs.DB"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2015-10-15T12:29:56Z",
    "title_canon_sha256": "ad288bdc4965c2e23b31ff3991f3bfd9c1fb8e7a4f334343e7237537def7409f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.04501",
    "kind": "arxiv",
    "version": 1
  }
}