Pith Number

pith:ZOO6F3NA

pith:2012:ZOO6F3NA7C43MU2VFXQPJGEOKN

not attested not anchored not stored refs pending

Physical Unclonable Function (PUF) Based Random Number Generator

Ali Sadr, Mostafa Zolfaghari-Nejad

arxiv:1204.2516 v1 · 2012-04-11 · 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{ZOO6F3NA7C43MU2VFXQPJGEOKN}

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	2026-05-18T03:58:04.868815Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cb9de2eda0f8b9b653552de0f4988e5356b14bc9fb7546377611d89181e2fad4

Aliases

arxiv: 1204.2516 · arxiv_version: 1204.2516v1 · doi: 10.48550/arxiv.1204.2516 · pith_short_12: ZOO6F3NA7C43 · pith_short_16: ZOO6F3NA7C43MU2V · pith_short_8: ZOO6F3NA

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/ZOO6F3NA7C43MU2VFXQPJGEOKN \
  | 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: cb9de2eda0f8b9b653552de0f4988e5356b14bc9fb7546377611d89181e2fad4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2efc8391234d778282d4dba0dd717e59aa6c6884819d1fa674b18c12f44f9941",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2012-04-11T18:29:48Z",
    "title_canon_sha256": "705d8a643dfb16ea7b4bef676f98a2fef619f235047113e0d92a122c93225cbc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.2516",
    "kind": "arxiv",
    "version": 1
  }
}