Pith Number

pith:L57VE2TY

pith:2012:L57VE2TYMC5G3N3KE2XHSLRU7A

not attested not anchored not stored refs pending

Prover and Verifier Based Password Protection: PVBPP

Priyanka Naik, Sugata Sanyal

arxiv:1212.6059 v1 · 2012-12-25 · 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{L57VE2TYMC5G3N3KE2XHSLRU7A}

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	2026-05-18T03:37:42.920727Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f7f526a7860ba6db76a26ae792e34f8310dc95108ffcf694a182f80b012ea4d

Aliases

arxiv: 1212.6059 · arxiv_version: 1212.6059v1 · doi: 10.48550/arxiv.1212.6059 · pith_short_12: L57VE2TYMC5G · pith_short_16: L57VE2TYMC5G3N3K · pith_short_8: L57VE2TY

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/L57VE2TYMC5G3N3KE2XHSLRU7A \
  | 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: 5f7f526a7860ba6db76a26ae792e34f8310dc95108ffcf694a182f80b012ea4d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f620d8b7f4d10cda06a2299e8d1376ed8c2b5bfeb08cd8b013d1e1df05b9d84",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2012-12-25T14:30:04Z",
    "title_canon_sha256": "e47208f7deeb721ebc15e964ae7a86a64e472b3f010dc9050a4629ec3b43d99d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.6059",
    "kind": "arxiv",
    "version": 1
  }
}