Pith Number

pith:ROFNUR6G

pith:2012:ROFNUR6GAIMNXGNNXG7DWL26Z5

not attested not anchored not stored refs pending

Application of the Gaussian mixture model in pulsar astronomy -- pulsar classification and candidates ranking for {\it Fermi} 2FGL catalog

D. J. Champion, K. J. Lee, L. Guillemot, M. Kramer, Y. L. Yue

arxiv:1205.6221 v1 · 2012-05-28 · astro-ph.IM · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ROFNUR6GAIMNXGNNXG7DWL26Z5}

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	2026-05-18T01:57:16.390119Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b8ada47c60218db99adb9be3b2f5ecf46878fa3852be27cfd4af9b6dfce4fbe

Aliases

arxiv: 1205.6221 · arxiv_version: 1205.6221v1 · doi: 10.48550/arxiv.1205.6221 · pith_short_12: ROFNUR6GAIMN · pith_short_16: ROFNUR6GAIMNXGNN · pith_short_8: ROFNUR6G

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/ROFNUR6GAIMNXGNNXG7DWL26Z5 \
  | 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: 8b8ada47c60218db99adb9be3b2f5ecf46878fa3852be27cfd4af9b6dfce4fbe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ea366fe7fa18d6587e67c93a82a73786ee41bf73344f2aa88ca987ea7a8b9703",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2012-05-28T22:04:40Z",
    "title_canon_sha256": "88d16cd0d4068758891f282486e417038dbadef242b2849bf9514925d1125b53"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.6221",
    "kind": "arxiv",
    "version": 1
  }
}