Pith Number

pith:SIRJHF6W

pith:2015:SIRJHF6WY7NJBIXUXUWK6FCR4V

not attested not anchored not stored refs pending

Code generator matrices as RNG conditioners

Alessandro Tomasi, Alessio Meneghetti, Massimiliano Sala

arxiv:1502.01494 v2 · 2015-02-05 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SIRJHF6WY7NJBIXUXUWK6FCR4V}

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	2026-05-18T00:14:01.628436Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

92229397d6c7da90a2f4bd2caf1451e56f0634248ab08a831fc1da35da472bd2

Aliases

arxiv: 1502.01494 · arxiv_version: 1502.01494v2 · doi: 10.48550/arxiv.1502.01494 · pith_short_12: SIRJHF6WY7NJ · pith_short_16: SIRJHF6WY7NJBIXU · pith_short_8: SIRJHF6W

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/SIRJHF6WY7NJBIXUXUWK6FCR4V \
  | 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: 92229397d6c7da90a2f4bd2caf1451e56f0634248ab08a831fc1da35da472bd2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c782af86760182f87c7487df5423d6b0f7e46e3b8092750d22991f5633be5b5",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-02-05T10:53:15Z",
    "title_canon_sha256": "fdcc267067d2e6f0a9da01d09ee7a89b0c9bd1e4aa15400b6b129eb222f5f00b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.01494",
    "kind": "arxiv",
    "version": 2
  }
}