Pith Number

pith:YQIIYYLZ

pith:2019:YQIIYYLZNQLIF354X62ZC7MXLY

not attested not anchored not stored refs pending

Auditable Credential Anonymity Revocation Based on Privacy-Preserving Smart Contracts

David Galindo, Qi Wang, Rujia Li

arxiv:1908.02443 v2 · 2019-08-07 · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YQIIYYLZNQLIF354X62ZC7MXLY}

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	2026-07-04T23:53:16.875965Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c4108c61796c1682efbcbfb5917d975e017e79559252d9bdd6bd7d2d82ef0a8f

Aliases

arxiv: 1908.02443 · arxiv_version: 1908.02443v2 · doi: 10.48550/arxiv.1908.02443 · pith_short_12: YQIIYYLZNQLI · pith_short_16: YQIIYYLZNQLIF354 · pith_short_8: YQIIYYLZ

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/YQIIYYLZNQLIF354X62ZC7MXLY \
  | 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: c4108c61796c1682efbcbfb5917d975e017e79559252d9bdd6bd7d2d82ef0a8f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f7f97a699ce933258b1a26ec39a86b35cccf41b6c5b0393da9af1e6247e0bb1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2019-08-07T05:13:31Z",
    "title_canon_sha256": "e0cee5388ac9f5f98664a8f12828135a43b3c8a4eae51699f7202220978afedc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.02443",
    "kind": "arxiv",
    "version": 2
  }
}