Pith Number

pith:7QWGP55A

pith:2013:7QWGP55AMS7C6C2Y4RY2FOQW2W

not attested not anchored not stored refs pending

Fast and Exact Sequence Alignment with the Smith-Waterman Algorithm: The SwissAlign Webserver

Daniel Banky, Gabor Ivan, Vince Grolmusz

arxiv:1309.1895 v1 · 2013-09-07 · q-bio.GN · q-bio.BM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7QWGP55AMS7C6C2Y4RY2FOQW2W}

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	2026-05-18T03:13:57.145075Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc2c67f7a064be2f0b58e471a2ba16d591923eb8ef0df5c6d725312d4856a8cc

Aliases

arxiv: 1309.1895 · arxiv_version: 1309.1895v1 · doi: 10.48550/arxiv.1309.1895 · pith_short_12: 7QWGP55AMS7C · pith_short_16: 7QWGP55AMS7C6C2Y · pith_short_8: 7QWGP55A

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/7QWGP55AMS7C6C2Y4RY2FOQW2W \
  | 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: fc2c67f7a064be2f0b58e471a2ba16d591923eb8ef0df5c6d725312d4856a8cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a9eefcde2e1717d9dbc05f244160d19206aa7468f36dd44a98334cf1541fe460",
    "cross_cats_sorted": [
      "q-bio.BM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.GN",
    "submitted_at": "2013-09-07T19:02:32Z",
    "title_canon_sha256": "98faf72d321be735de8362923ead52c4bbf663eb275622c1b44b4e16a42b9462"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.1895",
    "kind": "arxiv",
    "version": 1
  }
}