Pith Number

pith:IJDJWTSU

pith:2015:IJDJWTSUD5IM5S6PCQALWWMN4Q

not attested not anchored not stored refs pending

Luzzu Quality Metric Language -- A DSL for Linked Data Quality Assessment

Christoph Lange, Jeremy Debattista, S\"oren Auer

arxiv:1504.07758 v1 · 2015-04-29 · 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{IJDJWTSUD5IM5S6PCQALWWMN4Q}

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	2026-05-18T02:17:32.302658Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

42469b4e541f50cecbcf1400bb598de40f1bf46cb78fcbbdb889fa36fbf16a2e

Aliases

arxiv: 1504.07758 · arxiv_version: 1504.07758v1 · doi: 10.48550/arxiv.1504.07758 · pith_short_12: IJDJWTSUD5IM · pith_short_16: IJDJWTSUD5IM5S6P · pith_short_8: IJDJWTSU

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/IJDJWTSUD5IM5S6PCQALWWMN4Q \
  | 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: 42469b4e541f50cecbcf1400bb598de40f1bf46cb78fcbbdb889fa36fbf16a2e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "51816cccec4cd9da197da3e3db6dac45604d49b19c232bb06f338ea7f298feb0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2015-04-29T08:17:20Z",
    "title_canon_sha256": "a4e251b78eab8483a7cce99add67dcd9f97103d2080a78c4726f509954cefd67"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.07758",
    "kind": "arxiv",
    "version": 1
  }
}