Pith Number

pith:UTP5B36G

pith:2019:UTP5B36GK46UAHW5S3ZOMFPPN6

not attested not anchored not stored refs pending

DASH: Deep Learning for the Automated Spectral Classification of Supernovae and their Hosts

Brad Tucker, Daniel Muthukrishna, David Parkinson

arxiv:1903.02557 v3 · 2019-03-06 · astro-ph.IM · astro-ph.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{UTP5B36GK46UAHW5S3ZOMFPPN6}

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

From stellar light to astrophysical insight: automating variable star research with machine learning

Receipt and verification

First computed	2026-07-05T00:24:06.692736Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4dfd0efc6573d401edd96f2e615ef6fa28c757b160060a26c8770665c95e19a

Aliases

arxiv: 1903.02557 · arxiv_version: 1903.02557v3 · doi: 10.48550/arxiv.1903.02557 · pith_short_12: UTP5B36GK46U · pith_short_16: UTP5B36GK46UAHW5 · pith_short_8: UTP5B36G

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/UTP5B36GK46UAHW5S3ZOMFPPN6 \
  | 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: a4dfd0efc6573d401edd96f2e615ef6fa28c757b160060a26c8770665c95e19a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f982e857d297253847580eaf977c436aaf8b0bb95304e72d79016c3800f06a5",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2019-03-06T19:00:00Z",
    "title_canon_sha256": "dec94a66f10ae8c169fe8b4ce0fb56e263ae9abcb808174fa7a29f183ab3d22d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.02557",
    "kind": "arxiv",
    "version": 3
  }
}