Pith Number

pith:SQJL3XTP

pith:2026:SQJL3XTPLXL6WYNGFBF5R5DHU4

not attested not anchored not stored refs pending

String Matching in (Block) Graphs: A Full Classification by Walk Length

Ben Bals, Pawe{\l} Gawrychowski, Sebastian Angrick, Solon P. Pissis, Yuki Yonemoto

arxiv:2607.28159 v1 · 2026-07-30 · 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{SQJL3XTPLXL6WYNGFBF5R5DHU4}

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	2026-07-31T01:36:01.617950Z
Builder	pith-number-builder-2026-05-17-v1
Signature	unsigned_v0
Schema	pith-number/v1.0

Canonical hash

9412bdde6f5dd7eb61a6284bd8f467a711e969d14f32d72eacd48bae9e5d9455

Aliases

arxiv: 2607.28159 · arxiv_version: 2607.28159v1 · doi: 10.48550/arxiv.2607.28159 · pith_short_12: SQJL3XTPLXL6 · pith_short_16: SQJL3XTPLXL6WYNG · pith_short_8: SQJL3XTP

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/SQJL3XTPLXL6WYNGFBF5R5DHU4 \
  | 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: 9412bdde6f5dd7eb61a6284bd8f467a711e969d14f32d72eacd48bae9e5d9455

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff5bc968bb9dea94171ba71d30e3405034eafd53e34b2debfa4c230702b450aa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2026-07-30T13:01:20Z",
    "title_canon_sha256": "70a1e0001af9b56db58c5d17362db5cabe0617cfebaec0b4cf88b9defd5a304a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.28159",
    "kind": "arxiv",
    "version": 1
  }
}