Pith Number

pith:6K55OGSN

pith:2021:6K55OGSNNNUNCDUKXGJEBOI4VK

not attested not anchored not stored refs pending

Data Quality Certification using ISO/IEC 25012: Industrial Experiences

Fernando Gualo, Ismael Caballero, Javier Verdugo, Mario Piattini, Mois\'es Rodr\'iguez

arxiv:2102.11527 v1 · 2021-02-23 · 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{6K55OGSNNNUNCDUKXGJEBOI4VK}

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	2026-07-05T02:17:51.686925Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f2bbd71a4d6b68d10e8ab99240b91caabc344f11f186fecd994307428215a9ad

Aliases

arxiv: 2102.11527 · arxiv_version: 2102.11527v1 · doi: 10.48550/arxiv.2102.11527 · pith_short_12: 6K55OGSNNNUN · pith_short_16: 6K55OGSNNNUNCDUK · pith_short_8: 6K55OGSN

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/6K55OGSNNNUNCDUKXGJEBOI4VK \
  | 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: f2bbd71a4d6b68d10e8ab99240b91caabc344f11f186fecd994307428215a9ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "128c829b6884997fbdccb296d7d82fb48191329c91bc45c42c041a655e7d4ffc",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2021-02-23T07:28:25Z",
    "title_canon_sha256": "60eb1859a60c6dd26fe65afd4fb1fd0f1a10072ab6b1a5404e69a1cd8055276d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.11527",
    "kind": "arxiv",
    "version": 1
  }
}