Pith Number

pith:KAAZPWIK

pith:2026:KAAZPWIKCJWLMT7JHUHAGN2MKC

not attested not anchored not stored refs pending

Structure-Informed Multiple Sequence Alignment: A Formal Model and Hardness Results

Michal Hajdu\v{s}ek, Naphan Benchasattabuse, Rodney Van Meter, Yoshiki Kanazawa

arxiv:2606.02408 v1 · 2026-06-01 · cs.CC · q-bio.QM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KAAZPWIKCJWLMT7JHUHAGN2MKC}

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	2026-06-02T03:04:58.454112Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

500197d90a126cb64fe93d0e03374c509a9f76420dff59eb868b70a8b224c4b2

Aliases

arxiv: 2606.02408 · arxiv_version: 2606.02408v1 · doi: 10.48550/arxiv.2606.02408 · pith_short_12: KAAZPWIKCJWL · pith_short_16: KAAZPWIKCJWLMT7J · pith_short_8: KAAZPWIK

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/KAAZPWIKCJWLMT7JHUHAGN2MKC \
  | 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: 500197d90a126cb64fe93d0e03374c509a9f76420dff59eb868b70a8b224c4b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a250bd0cdda3500c23d8d694673c5daea21c499a02b3db79334184aee4cdf557",
    "cross_cats_sorted": [
      "q-bio.QM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2026-06-01T15:52:22Z",
    "title_canon_sha256": "18aa4c4f20629c3468d0d0c126f9fbadcf4f723464da43617aa035647870edbb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.02408",
    "kind": "arxiv",
    "version": 1
  }
}