Pith Number

pith:B7NVDLR3

pith:2012:B7NVDLR3ON2NSCZ4WYHH4ZG76W

not attested not anchored not stored refs pending

Better Pseudorandom Generators from Milder Pseudorandom Restrictions

Luca Trevisan, Omer Reingold, Parikshit Gopalan, Raghu Meka, Salil Vadhan

arxiv:1210.0049 v1 · 2012-09-28 · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B7NVDLR3ON2NSCZ4WYHH4ZG76W}

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	2026-05-18T03:44:23.458197Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0fdb51ae3b7374d90b3cb60e7e64dff590cc86741ff6cc143543816274118ee1

Aliases

arxiv: 1210.0049 · arxiv_version: 1210.0049v1 · doi: 10.48550/arxiv.1210.0049 · pith_short_12: B7NVDLR3ON2N · pith_short_16: B7NVDLR3ON2NSCZ4 · pith_short_8: B7NVDLR3

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/B7NVDLR3ON2NSCZ4WYHH4ZG76W \
  | 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: 0fdb51ae3b7374d90b3cb60e7e64dff590cc86741ff6cc143543816274118ee1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4f149f62e8dae81a1885314bb809b3867e6fc0285e292d25fffbb30c4156edff",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2012-09-28T21:58:10Z",
    "title_canon_sha256": "ff7d20da5488968abbf89f7166b03a0b0c5abf474f31d376062c42522e6ea87e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.0049",
    "kind": "arxiv",
    "version": 1
  }
}