Pith Number

pith:Y6KWWPXP

pith:2018:Y6KWWPXPHICCVLDXOF2LPV5C6G

not attested not anchored not stored refs pending

BlockPKI: An Automated, Resilient, and Transparent Public-Key Infrastructure

Adrian Perrig, Laurent Chuat, Lukasz Dykcik, Pawel Szalachowski

arxiv:1809.09544 v1 · 2018-09-25 · 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{Y6KWWPXPHICCVLDXOF2LPV5C6G}

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	2026-05-17T23:51:52.517351Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7956b3eef3a042aac777174b7d7a2f18baa35577ffd2481d0ce6a7b112362e1

Aliases

arxiv: 1809.09544 · arxiv_version: 1809.09544v1 · doi: 10.48550/arxiv.1809.09544 · pith_short_12: Y6KWWPXPHICC · pith_short_16: Y6KWWPXPHICCVLDX · pith_short_8: Y6KWWPXP

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/Y6KWWPXPHICCVLDXOF2LPV5C6G \
  | 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: c7956b3eef3a042aac777174b7d7a2f18baa35577ffd2481d0ce6a7b112362e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "501960cfa94344382354eac7fa366a5aeff6c7d7d9dfa10c682a7659df4405ec",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2018-09-25T15:28:53Z",
    "title_canon_sha256": "e167644c2a38d20c4b03101eecdc6219c440b7a5ed7f4cbcd97504f670d47c4f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.09544",
    "kind": "arxiv",
    "version": 1
  }
}