Pith Number

pith:NULDJ3VA

pith:2013:NULDJ3VA7RKTGMDO7ZST37Z3OA

not attested not anchored not stored refs pending

Improved multiple birdsong tracking with distribution derivative method and Markov renewal process clustering

Dan Stowell, Jordi Bonada, Mark D. Plumbley, Sa\v{s}o Mu\v{s}evi\v{c}

arxiv:1302.3462 v2 · 2013-02-14 · cs.SD

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NULDJ3VA7RKTGMDO7ZST37Z3OA}

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	2026-05-18T02:47:53.118304Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d1634eea0fc5533306efe653dff3b70125df9303e6f7843836ca966b0ec0f94

Aliases

arxiv: 1302.3462 · arxiv_version: 1302.3462v2 · doi: 10.48550/arxiv.1302.3462 · pith_short_12: NULDJ3VA7RKT · pith_short_16: NULDJ3VA7RKTGMDO · pith_short_8: NULDJ3VA

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/NULDJ3VA7RKTGMDO7ZST37Z3OA \
  | 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: 6d1634eea0fc5533306efe653dff3b70125df9303e6f7843836ca966b0ec0f94

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a49dcacba199e6b89e1d360f873fa05ca866458215e32aef1019f5c9c627d67a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SD",
    "submitted_at": "2013-02-14T16:44:10Z",
    "title_canon_sha256": "e80e5b37c6cbe73115585a4183b032eeeb4e7b7ac23bc431ab879460a3982961"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.3462",
    "kind": "arxiv",
    "version": 2
  }
}