Pith Number

pith:4G676YWC

pith:2014:4G676YWCX7KK7AK7K54XYYS4PI

not attested not anchored not stored refs pending

Rank, select and access in grammar-compressed strings

Djamal Belazzougui, Simon J. Puglisi, Yasuo Tabei

arxiv:1408.3093 v2 · 2014-08-13 · 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{4G676YWCX7KK7AK7K54XYYS4PI}

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	2026-05-18T02:45:13.802943Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e1bdff62c2bfd4af815f57797c625c7a1cadc80ccd75c6cbc38ecc6be30d3132

Aliases

arxiv: 1408.3093 · arxiv_version: 1408.3093v2 · doi: 10.48550/arxiv.1408.3093 · pith_short_12: 4G676YWCX7KK · pith_short_16: 4G676YWCX7KK7AK7 · pith_short_8: 4G676YWC

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/4G676YWCX7KK7AK7K54XYYS4PI \
  | 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: e1bdff62c2bfd4af815f57797c625c7a1cadc80ccd75c6cbc38ecc6be30d3132

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c22efd0432082839872a57f0058e41d46ed13d078fa6f244013dcd9dd73dbc0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2014-08-13T19:18:36Z",
    "title_canon_sha256": "7827504d5382dfab5fee5e7983909b8227e60ae2de52724574d93b5aa26a6d15"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.3093",
    "kind": "arxiv",
    "version": 2
  }
}