Pith Number

pith:LEXJTXGB

pith:2006:LEXJTXGB2JALGTJ53544HJ2GFK

not attested not anchored not stored refs pending

Cascade hash tables: a series of multilevel double hashing schemes with O(1) worst case lookup time

Shaohua Li

arxiv:cs/0608037 v3 · 2006-08-07 · cs.DS · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LEXJTXGB2JALGTJ53544HJ2GFK}

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	2026-05-18T01:38:50.554530Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

592e99dcc1d240b34d3ddf79c3a7462aa5c9154605095fddd182785f7cdbc5a2

Aliases

arxiv: cs/0608037 · arxiv_version: cs/0608037v3 · doi: 10.48550/arxiv.cs/0608037 · pith_short_12: LEXJTXGB2JAL · pith_short_16: LEXJTXGB2JALGTJ5 · pith_short_8: LEXJTXGB

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/LEXJTXGB2JALGTJ53544HJ2GFK \
  | 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: 592e99dcc1d240b34d3ddf79c3a7462aa5c9154605095fddd182785f7cdbc5a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "189eb2ccdf0759489ebcbc4d5b44d1b37b2a6b39fae8552584a0c1b41c050ebc",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "",
    "primary_cat": "cs.DS",
    "submitted_at": "2006-08-07T15:22:30Z",
    "title_canon_sha256": "5e58f1f0e142f76fbb18778326987a63d83a8e0c58ef700e1d0337ab1de0366a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cs/0608037",
    "kind": "arxiv",
    "version": 3
  }
}