Pith Number

pith:2AQ6A5L5

pith:2017:2AQ6A5L57JKN63QZ352AO5GP64

not attested not anchored not stored refs pending

An Epistemic Foundation for Authentication Logics (Extended Abstract)

Joseph Y. Halpern (Cornell University), Riccardo Pucella (Forrester Research), Ron van der Meyden (University of New South Wales)

arxiv:1707.08750 v1 · 2017-07-27 · cs.CR · cs.AI · cs.LO · cs.MA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2AQ6A5L57JKN63QZ352AO5GP64}

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	2026-05-18T00:39:19.654749Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d021e0757dfa54df6e19df740774cff729e0be4cc712188ab30162b459785d04

Aliases

arxiv: 1707.08750 · arxiv_version: 1707.08750v1 · doi: 10.48550/arxiv.1707.08750 · pith_short_12: 2AQ6A5L57JKN · pith_short_16: 2AQ6A5L57JKN63QZ · pith_short_8: 2AQ6A5L5

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/2AQ6A5L57JKN63QZ352AO5GP64 \
  | 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: d021e0757dfa54df6e19df740774cff729e0be4cc712188ab30162b459785d04

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d29644542344582316ff4e3263be6f01b45d31376e5e70a301f6daf5f387c95f",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LO",
      "cs.MA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2017-07-27T07:50:40Z",
    "title_canon_sha256": "fca7a799170f15a5ec23520c7813dec0d8b7cb4b7d601d9aede268700cff399f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.08750",
    "kind": "arxiv",
    "version": 1
  }
}