Pith Number

pith:7KDGL4RV

pith:2002:7KDGL4RV3OT6SEKNPCUYBM2MZO

not attested not anchored not stored refs pending

On-Line Paging against Adversarially Biased Random Inputs

Neal E. Young

arxiv:cs/0205007 v1 · 2002-05-09 · 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{7KDGL4RV3OT6SEKNPCUYBM2MZO}

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	2026-05-18T01:59:54.047060Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa8665f235dba7e9114d78a980b34ccbbbfe82269878469ccf9754efe6224e11

Aliases

arxiv: cs/0205007 · arxiv_version: cs/0205007v1 · doi: 10.48550/arxiv.cs/0205007 · pith_short_12: 7KDGL4RV3OT6 · pith_short_16: 7KDGL4RV3OT6SEKN · pith_short_8: 7KDGL4RV

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/7KDGL4RV3OT6SEKNPCUYBM2MZO \
  | 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: fa8665f235dba7e9114d78a980b34ccbbbfe82269878469ccf9754efe6224e11

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e0bb7ec0c5abef88e90cb6f15a68b9d84990fa719acd4181e3f69eca21361c58",
    "cross_cats_sorted": [
      "cs.CC"
    ],
    "license": "",
    "primary_cat": "cs.DS",
    "submitted_at": "2002-05-09T04:26:12Z",
    "title_canon_sha256": "f49f5140ee6156f96eb21754e85f11e80c28eaeed3c7ebb6abcbdc99799160a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cs/0205007",
    "kind": "arxiv",
    "version": 1
  }
}