Pith Number

pith:37IZN4XV

pith:2014:37IZN4XVHACTQTLTGE7NWJQ2DJ

not attested not anchored not stored refs pending

Universal Hashing for Information Theoretic Security

Alexander Vardy, Himanshu Tyagi

arxiv:1412.4958 v4 · 2014-12-16 · 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{37IZN4XVHACTQTLTGE7NWJQ2DJ}

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	2026-05-18T01:18:47.927992Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dfd196f2f53805384d73313edb261a1a77976a2021918202804a63a83267bca3

Aliases

arxiv: 1412.4958 · arxiv_version: 1412.4958v4 · doi: 10.48550/arxiv.1412.4958 · pith_short_12: 37IZN4XVHACT · pith_short_16: 37IZN4XVHACTQTLT · pith_short_8: 37IZN4XV

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/37IZN4XVHACTQTLTGE7NWJQ2DJ \
  | 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: dfd196f2f53805384d73313edb261a1a77976a2021918202804a63a83267bca3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fad1d9deb724c9b1e0e5535149ff902fa9dd29f653f131623765490ef1d33ffa",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2014-12-16T11:43:08Z",
    "title_canon_sha256": "ce954eed3ffa14182c912b1af8eaa04857463f1a010687ad34ced1cedbf1889a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.4958",
    "kind": "arxiv",
    "version": 4
  }
}