Pith Number

pith:FU3WYA2I

pith:2012:FU3WYA2I2QQ34U2LTWMBAMXFEV

not attested not anchored not stored refs pending

Predecessor search with distance-sensitive query time

Djamal Belazzougui, Paolo Boldi, Sebastiano Vigna

arxiv:1209.5441 v1 · 2012-09-24 · 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{FU3WYA2I2QQ34U2LTWMBAMXFEV}

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.

Cited by

1 paper in Pith

Random Access in Grammar-Compressed Strings: Optimal Trade-Offs in Almost All Parameter Regimes

Receipt and verification

First computed	2026-05-18T03:44:48.523148Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d376c0348d421be534b9d981032e5257079be65c74c2beaa267dbdef3422de1

Aliases

arxiv: 1209.5441 · arxiv_version: 1209.5441v1 · doi: 10.48550/arxiv.1209.5441 · pith_short_12: FU3WYA2I2QQ3 · pith_short_16: FU3WYA2I2QQ34U2L · pith_short_8: FU3WYA2I

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/FU3WYA2I2QQ34U2LTWMBAMXFEV \
  | 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: 2d376c0348d421be534b9d981032e5257079be65c74c2beaa267dbdef3422de1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "95c62115a43ac0e15ab0eea653d0b07fef0b59eadb45c474757aa4757a1c6aa2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2012-09-24T21:57:39Z",
    "title_canon_sha256": "3d537db0e92cd8b02c47cf0e8ad07c3cabcb9125976a721c767869b79633064e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.5441",
    "kind": "arxiv",
    "version": 1
  }
}