Pith Number

pith:Y5IIPTPP

pith:2012:Y5IIPTPPGOWLFY5E72HVLLPEHT

not attested not anchored not stored refs pending

On Optimal Top-K String Retrieval

Cheng Sheng, Jeffrey Scott Vitter, Rahul Shah, Sharma V. Thankachan

arxiv:1207.2632 v2 · 2012-07-11 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y5IIPTPPGOWLFY5E72HVLLPEHT}

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	2026-05-18T03:40:36.070718Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c75087cdef33acb2e3a4fe8f55ade43cfa1f22d37eabdeac01f351fdcb5c0094

Aliases

arxiv: 1207.2632 · arxiv_version: 1207.2632v2 · doi: 10.48550/arxiv.1207.2632 · pith_short_12: Y5IIPTPPGOWL · pith_short_16: Y5IIPTPPGOWLFY5E · pith_short_8: Y5IIPTPP

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/Y5IIPTPPGOWLFY5E72HVLLPEHT \
  | 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: c75087cdef33acb2e3a4fe8f55ade43cfa1f22d37eabdeac01f351fdcb5c0094

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "72b9982d893ae492871a52e332fff0e18492e6d3d61c5f162c0597f1a5d7c2ce",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2012-07-11T13:30:06Z",
    "title_canon_sha256": "5b7d8794a12c295d00a68e1add9c09b09ef90f90b07ea4946925965b03e4e3f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.2632",
    "kind": "arxiv",
    "version": 2
  }
}