Pith Number

pith:V6WS4CI6

pith:2012:V6WS4CI6YHY34MMYXF4N3VWQJ7

not attested not anchored not stored refs pending

Speeding-up $q$-gram mining on grammar-based compressed texts

Hideo Bannai, Keisuke Goto, Masayuki Takeda, Shunsuke Inenaga

arxiv:1202.3311 v1 · 2012-02-15 · 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{V6WS4CI6YHY34MMYXF4N3VWQJ7}

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	2026-05-18T03:25:04.349823Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

afad2e091ec1f1be3198b978ddd6d04fecf27e990fe1fb435d579362a10cca4f

Aliases

arxiv: 1202.3311 · arxiv_version: 1202.3311v1 · doi: 10.48550/arxiv.1202.3311 · pith_short_12: V6WS4CI6YHY3 · pith_short_16: V6WS4CI6YHY34MMY · pith_short_8: V6WS4CI6

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/V6WS4CI6YHY34MMYXF4N3VWQJ7 \
  | 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: afad2e091ec1f1be3198b978ddd6d04fecf27e990fe1fb435d579362a10cca4f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "84e1e6262da92adb4ca224083a999e2e227889c0dc483e12e9b25c09d90d4433",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2012-02-15T14:13:02Z",
    "title_canon_sha256": "8992622db30b66bb8131ecb533382086f917858aa2596602a7798d795193a13c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.3311",
    "kind": "arxiv",
    "version": 1
  }
}