Pith Number

pith:QZSUGADN

pith:2012:QZSUGADNXGTHIP4CUQRWGXUTWC

not attested not anchored not stored refs pending

The Wavelet Trie: Maintaining an Indexed Sequence of Strings in Compressed Space

Giuseppe Ottaviano, Roberto Grossi

arxiv:1204.3581 v1 · 2012-04-16 · 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{QZSUGADNXGTHIP4CUQRWGXUTWC}

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	2026-05-18T03:57:51.161075Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

866543006db9a6743f82a423635e93b083572ea236b1d469dac5dbbb32bd5dc4

Aliases

arxiv: 1204.3581 · arxiv_version: 1204.3581v1 · doi: 10.48550/arxiv.1204.3581 · pith_short_12: QZSUGADNXGTH · pith_short_16: QZSUGADNXGTHIP4C · pith_short_8: QZSUGADN

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/QZSUGADNXGTHIP4CUQRWGXUTWC \
  | 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: 866543006db9a6743f82a423635e93b083572ea236b1d469dac5dbbb32bd5dc4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e8972cc6227d253dea291d3a013711f7a8593f2b15f061e0c208c0c8b943016",
    "cross_cats_sorted": [
      "cs.DB"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2012-04-16T17:50:35Z",
    "title_canon_sha256": "f6009d264bc2c100c2ea38bfb29db924ed9db4eb7121465bb9495f347683594b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.3581",
    "kind": "arxiv",
    "version": 1
  }
}