Pith Number

pith:O3RURGSQ

pith:2013:O3RURGSQQOLIXIOTXYIYWI6GD4

not attested not anchored not stored refs pending

Physeter catodon localization by sparse coding

Herv\'e Glotin, Joseph Razik, S\'ebastien Paris, Xanadu Halkias, Yann Doh

arxiv:1306.3058 v1 · 2013-06-13 · cs.LG · cs.CE · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O3RURGSQQOLIXIOTXYIYWI6GD4}

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	2026-05-18T03:20:59.718167Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

76e3489a5083968ba1d3be118b23c61f356d04464c3e114331c8ffb9b9b54af6

Aliases

arxiv: 1306.3058 · arxiv_version: 1306.3058v1 · doi: 10.48550/arxiv.1306.3058 · pith_short_12: O3RURGSQQOLI · pith_short_16: O3RURGSQQOLIXIOT · pith_short_8: O3RURGSQ

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/O3RURGSQQOLIXIOTXYIYWI6GD4 \
  | 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: 76e3489a5083968ba1d3be118b23c61f356d04464c3e114331c8ffb9b9b54af6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f24917f54849d2e6da07996bdf1370f2dfdb8aad82403f1f5492c4f612cb9266",
    "cross_cats_sorted": [
      "cs.CE",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2013-06-13T09:05:08Z",
    "title_canon_sha256": "73e755887cd51aaa96187b28693c65d6b3089d939fb12b610f82b59bad0168ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.3058",
    "kind": "arxiv",
    "version": 1
  }
}