Pith Number

pith:NZRTBOQO

pith:2013:NZRTBOQOJTLXOL4FTZKTUD5T6C

not attested not anchored not stored refs pending

Simple, compact and robust approximate string dictionary

Djamal Belazzougui, Ibrahim Chegrane

arxiv:1312.4678 v2 · 2013-12-17 · cs.DS · cs.DB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NZRTBOQOJTLXOL4FTZKTUD5T6C}

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	2026-05-18T02:44:31.599743Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e6330ba0e4cd7772f859e553a0fb3f0b093961ad7497e855f737700e8e5af1a

Aliases

arxiv: 1312.4678 · arxiv_version: 1312.4678v2 · doi: 10.48550/arxiv.1312.4678 · pith_short_12: NZRTBOQOJTLX · pith_short_16: NZRTBOQOJTLXOL4F · pith_short_8: NZRTBOQO

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/NZRTBOQOJTLXOL4FTZKTUD5T6C \
  | 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: 6e6330ba0e4cd7772f859e553a0fb3f0b093961ad7497e855f737700e8e5af1a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5d3353627463d213fe818b517fac96c5d7476c8c0af6b8c012c46aad91b3fd3e",
    "cross_cats_sorted": [
      "cs.DB"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2013-12-17T07:54:49Z",
    "title_canon_sha256": "86d4c19aa226d9dbc6098bcae7135856115b040beb3161ee748d484636fe0cf5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.4678",
    "kind": "arxiv",
    "version": 2
  }
}