Pith Number

pith:XEVZCJ6K

pith:2018:XEVZCJ6K4BRKXMNJMT6CHNOFFE

not attested not anchored not stored refs pending

3PS - Online Privacy through Group Identities

Douglas Leith, Pol Mac Aonghusa

arxiv:1811.11039 v1 · 2018-11-27 · 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{XEVZCJ6K4BRKXMNJMT6CHNOFFE}

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	2026-05-17T23:59:45.403064Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b92b9127cae062abb1a964fc23b5c529254fc0106e89c1e6b8be8027540b3fc3

Aliases

arxiv: 1811.11039 · arxiv_version: 1811.11039v1 · doi: 10.48550/arxiv.1811.11039 · pith_short_12: XEVZCJ6K4BRK · pith_short_16: XEVZCJ6K4BRKXMNJ · pith_short_8: XEVZCJ6K

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/XEVZCJ6K4BRKXMNJMT6CHNOFFE \
  | 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: b92b9127cae062abb1a964fc23b5c529254fc0106e89c1e6b8be8027540b3fc3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "164c8f2cee270cae8a19775be2a3915f7a2b255b7fa5509f495f78c7bb61b260",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2018-11-27T15:02:34Z",
    "title_canon_sha256": "eb0ebdc8338502ee9f5a91fee6af58f8c9e9049758ee96538cfe11d3a9f76fa9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.11039",
    "kind": "arxiv",
    "version": 1
  }
}