Pith Number

pith:E2BH4XQQ

pith:2019:E2BH4XQQHMKL4DEVGEKUBNVZJJ

not attested not anchored not stored refs pending

Close-reading of Linked Data: a case study in regards to the quality of online authority files

Anne Chardonnens, Ettore Rizza, Seth van Hooland

arxiv:1902.02140 v1 · 2019-02-06 · 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{E2BH4XQQHMKL4DEVGEKUBNVZJJ}

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	2026-05-17T23:54:37.820005Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

26827e5e103b14be0c95311540b6b94a6fd5ec485f06c005007fd7a11448914e

Aliases

arxiv: 1902.02140 · arxiv_version: 1902.02140v1 · doi: 10.48550/arxiv.1902.02140 · pith_short_12: E2BH4XQQHMKL · pith_short_16: E2BH4XQQHMKL4DEV · pith_short_8: E2BH4XQQ

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/E2BH4XQQHMKL4DEVGEKUBNVZJJ \
  | 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: 26827e5e103b14be0c95311540b6b94a6fd5ec485f06c005007fd7a11448914e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4cae89beea5a587bbbd77233433808b4da5db1822b18235c871019d525ee8dca",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2019-02-06T12:33:07Z",
    "title_canon_sha256": "71e1fbc6a39075d6fe3fdfa9657abdbd0ae3f0dbf57d430ef6e4461403c1ec38"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.02140",
    "kind": "arxiv",
    "version": 1
  }
}