Pith Number

pith:ODRRVNRE

pith:2011:ODRRVNRERZ344BXM47VMMAMOC4

not attested not anchored not stored refs pending

Pseudo-random graphs and bit probe schemes with one-sided error

Andrei Romashchenko

arxiv:1102.5538 v4 · 2011-02-27 · cs.DS · 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{ODRRVNRERZ344BXM47VMMAMOC4}

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	2026-05-18T04:13:05.585737Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

70e31ab6248e77ce06ece7eac6018e173bd4dbafd36ab67653d0b36e8c83c1eb

Aliases

arxiv: 1102.5538 · arxiv_version: 1102.5538v4 · doi: 10.48550/arxiv.1102.5538 · pith_short_12: ODRRVNRERZ34 · pith_short_16: ODRRVNRERZ344BXM · pith_short_8: ODRRVNRE

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/ODRRVNRERZ344BXM47VMMAMOC4 \
  | 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: 70e31ab6248e77ce06ece7eac6018e173bd4dbafd36ab67653d0b36e8c83c1eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b28260ae80653ff8de1f38576d27dd269e1b3611e6d7e4eda009eee74a352e7",
    "cross_cats_sorted": [
      "cs.CC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2011-02-27T19:24:32Z",
    "title_canon_sha256": "cef221a0dea21f424ff8bdd67d42c7f99b49b8d2bbe99dc547c28967cd824cd4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.5538",
    "kind": "arxiv",
    "version": 4
  }
}