Pith Number

pith:3TIEYTGR

pith:2025:3TIEYTGRZQHKNDRVJ5XWLKES4J

not attested not anchored not stored refs pending

Modelling birdsong transmission with methods from molecular sequence analysis

Anthony Kwong, Mark Muldoon

arxiv:2508.20833 v1 · 2025-08-28 · q-bio.QM · stat.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3TIEYTGRZQHKNDRVJ5XWLKES4J}

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	2026-07-05T12:01:12.008903Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dcd04c4cd1cc0ea68e354f6f65a892e27c878e411497991557b207332a53578d

Aliases

arxiv: 2508.20833 · arxiv_version: 2508.20833v1 · doi: 10.48550/arxiv.2508.20833 · pith_short_12: 3TIEYTGRZQHK · pith_short_16: 3TIEYTGRZQHKNDRV · pith_short_8: 3TIEYTGR

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/3TIEYTGRZQHKNDRVJ5XWLKES4J \
  | 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: dcd04c4cd1cc0ea68e354f6f65a892e27c878e411497991557b207332a53578d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "68da0008ffc98e0faa84bd79ca7f43bd46652b5f60ffdd103b050f9906baa253",
    "cross_cats_sorted": [
      "stat.CO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "q-bio.QM",
    "submitted_at": "2025-08-28T14:27:09Z",
    "title_canon_sha256": "09b9edd8e2af3ab3c65e7097de2aeab6873e878acbd359ff4b912f5fd03d055f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.20833",
    "kind": "arxiv",
    "version": 1
  }
}