Pith Number

pith:B2WLBJ3U

pith:2020:B2WLBJ3U23HPD2PBCNAERY3VW6

not attested not anchored not stored refs pending

Privacy in Data Service Composition

Charith Perera, Chia-Mu Yu, Christine Bonnet, David Camacho, Djamal Benslimane, Mahmoud Barhamgi

arxiv:2001.00975 v1 · 2020-01-03 · cs.DB · cs.CR · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B2WLBJ3U23HPD2PBCNAERY3VW6}

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	2026-07-05T00:30:40.416514Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0eacb0a774d6cef1e9e1134048e375b7b2299e93808cfd2fb5a0ac9e5d6ecca4

Aliases

arxiv: 2001.00975 · arxiv_version: 2001.00975v1 · doi: 10.48550/arxiv.2001.00975 · pith_short_12: B2WLBJ3U23HP · pith_short_16: B2WLBJ3U23HPD2PB · pith_short_8: B2WLBJ3U

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/B2WLBJ3U23HPD2PBCNAERY3VW6 \
  | 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: 0eacb0a774d6cef1e9e1134048e375b7b2299e93808cfd2fb5a0ac9e5d6ecca4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "87dc2a459a362ee71c8ad28980819ab1bdca68406108c3971f759fbad84900e0",
    "cross_cats_sorted": [
      "cs.CR",
      "cs.DC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2020-01-03T20:21:45Z",
    "title_canon_sha256": "e1a79285ebbc116f4194bf324e7c8ef74435ae899d9f0ee7651ad68c2d9d516c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.00975",
    "kind": "arxiv",
    "version": 1
  }
}