Pith Number

pith:DNGWFHMH

pith:2008:DNGWFHMHUTA6KBPF2JQKMXBOGT

not attested not anchored not stored refs pending

Lower Bounds for Optimal Alignments of Binary Sequences

Cynthia Vinzant

arxiv:0807.0051 v2 · 2008-07-01 · q-bio.GN · 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{DNGWFHMHUTA6KBPF2JQKMXBOGT}

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	2026-05-18T04:31:30.044650Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b4d629d87a4c1e505e5d260a65c2e34cb53ca2acc33bfd83267659037ee2d56

Aliases

arxiv: 0807.0051 · arxiv_version: 0807.0051v2 · doi: 10.48550/arxiv.0807.0051 · pith_short_12: DNGWFHMHUTA6 · pith_short_16: DNGWFHMHUTA6KBPF · pith_short_8: DNGWFHMH

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/DNGWFHMHUTA6KBPF2JQKMXBOGT \
  | 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: 1b4d629d87a4c1e505e5d260a65c2e34cb53ca2acc33bfd83267659037ee2d56

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e27f7accbaf14fda3b35bee02126c3d6ebb2cfb5ecbf8ad81ab59b26a9a34b22",
    "cross_cats_sorted": [
      "q-bio.QM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.GN",
    "submitted_at": "2008-07-01T01:29:06Z",
    "title_canon_sha256": "f53cf4bdaf4b41cfb61a7bf3345c96d57d5e477d64d7d416c2a8749638d27cc3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0807.0051",
    "kind": "arxiv",
    "version": 2
  }
}