Pith Number

pith:KTAOGTQL

pith:2017:KTAOGTQLQOAPUY3G44EGWHYDZL

not attested not anchored not stored refs pending

Certificate Transparency with Privacy

Dan Boneh, Eran Messeri, Joseph Bonneau, Saba Eskandarian

arxiv:1703.02209 v4 · 2017-03-07 · 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{KTAOGTQLQOAPUY3G44EGWHYDZL}

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	2026-05-18T00:38:32.075993Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54c0e34e0b8380fa6366e7086b1f03caeedc793daca4a5249d1689399df8e1ca

Aliases

arxiv: 1703.02209 · arxiv_version: 1703.02209v4 · doi: 10.48550/arxiv.1703.02209 · pith_short_12: KTAOGTQLQOAP · pith_short_16: KTAOGTQLQOAPUY3G · pith_short_8: KTAOGTQL

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/KTAOGTQLQOAPUY3G44EGWHYDZL \
  | 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: 54c0e34e0b8380fa6366e7086b1f03caeedc793daca4a5249d1689399df8e1ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "315cb433f367a6e897d4055d5a8bb911da1f7422b4e603b7d6acfe2d374980fe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2017-03-07T04:31:39Z",
    "title_canon_sha256": "b80a625dfe73108769e08a6325f50fa546586bae4b1206e8a8e44bf471f4fc54"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.02209",
    "kind": "arxiv",
    "version": 4
  }
}