Pith Number

pith:GVU4L7TZ

pith:2012:GVU4L7TZQ5GWMQETVOEAE22IOE

not attested not anchored not stored refs pending

A simple and robust method for automated photometric classification of supernovae using neural networks

F. Feroz, M. P. Hobson, N. V. Karpenka

arxiv:1208.1264 v3 · 2012-08-06 · astro-ph.CO · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GVU4L7TZQ5GWMQETVOEAE22IOE}

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.

Cited by

1 paper in Pith

Modeling the probability distribution for cosmological analysis with photometrically classified samples

Receipt and verification

First computed	2026-05-18T01:55:22.478691Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3569c5fe79874d664093ab88026b48712dbaafd7e4491a58c846d260512f686f

Aliases

arxiv: 1208.1264 · arxiv_version: 1208.1264v3 · doi: 10.48550/arxiv.1208.1264 · pith_short_12: GVU4L7TZQ5GW · pith_short_16: GVU4L7TZQ5GWMQET · pith_short_8: GVU4L7TZ

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/GVU4L7TZQ5GWMQETVOEAE22IOE \
  | 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: 3569c5fe79874d664093ab88026b48712dbaafd7e4491a58c846d260512f686f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc8465bf038dbc1c1f28751c2094f5c371d64822549042fd9bead244cf935e7c",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-08-06T20:00:04Z",
    "title_canon_sha256": "feafe4304859bd52c7d073de91c6d0058f14fd518b5aeeb56fda99b61c20e9aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.1264",
    "kind": "arxiv",
    "version": 3
  }
}