Pith Number

pith:64EK2O75

pith:2026:64EK2O75GUXWZX2PQKF2OYOAMG

not attested not anchored not stored refs pending

A Community Survey on SHACL and ShEx: Briding Gaps in RDF Validation

Dominik Tomaszuk, Katja Hose, Maxime Jakubowski

arxiv:2606.03502 v1 · 2026-06-02 · 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{64EK2O75GUXWZX2PQKF2OYOAMG}

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	2026-06-03T01:05:59.421617Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f708ad3bfd352f6cdf4f828ba761c061a4a2e60e141dc8d9a19038f9b37e6215

Aliases

arxiv: 2606.03502 · arxiv_version: 2606.03502v1 · doi: 10.48550/arxiv.2606.03502 · pith_short_12: 64EK2O75GUXW · pith_short_16: 64EK2O75GUXWZX2P · pith_short_8: 64EK2O75

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/64EK2O75GUXWZX2PQKF2OYOAMG \
  | 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: f708ad3bfd352f6cdf4f828ba761c061a4a2e60e141dc8d9a19038f9b37e6215

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f35d8d3b5774d13c951c972ecef5ac6f3658f4a141c972c179ed51a2eabce60",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2026-06-02T11:21:20Z",
    "title_canon_sha256": "9070aa2d0584a7809ec3c719d978c87598bf0009f61702009cf24d7e66ca1d26"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.03502",
    "kind": "arxiv",
    "version": 1
  }
}