Pith Number

pith:7YUVYXHE

pith:2015:7YUVYXHEAZ3UPQ4GWVTFEXVMBF

not attested not anchored not stored refs pending

Deterministic Sparse Suffix Sorting in the Restore Model

Dominik K\"oppl, Johannes Fischer, Tomohiro I

arxiv:1509.07417 v2 · 2015-09-24 · 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{7YUVYXHEAZ3UPQ4GWVTFEXVMBF}

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	2026-05-18T00:20:22.590896Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe295c5ce4067747c386b566525eac095849f1de6ed5ac565d9a5a67af3f60df

Aliases

arxiv: 1509.07417 · arxiv_version: 1509.07417v2 · doi: 10.48550/arxiv.1509.07417 · pith_short_12: 7YUVYXHEAZ3U · pith_short_16: 7YUVYXHEAZ3UPQ4G · pith_short_8: 7YUVYXHE

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/7YUVYXHEAZ3UPQ4GWVTFEXVMBF \
  | 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: fe295c5ce4067747c386b566525eac095849f1de6ed5ac565d9a5a67af3f60df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "438d59a41cd016cf7a6f12462ec8d5cda18a626ef97cbbdbba786c8cab1a0f77",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2015-09-24T16:05:25Z",
    "title_canon_sha256": "2ea8dd1826108205b9d3313a755b2140799fdbe1864d745597819495b6d7c0d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.07417",
    "kind": "arxiv",
    "version": 2
  }
}