Pith Number

pith:EO6RM3PH

pith:2020:EO6RM3PH5MNDJSR5PSWYMEOK4Z

not attested not anchored not stored refs pending

Galaxy Morphology Classification using Neural Ordinary Differential Equations

P.K. Srijith, Raghav Gupta, Shantanu Desai

arxiv:2012.07735 v2 · 2020-12-14 · astro-ph.IM · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EO6RM3PH5MNDJSR5PSWYMEOK4Z}

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	2026-07-05T03:48:38.806954Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

23bd166de7eb1a34ca3d7cad8611cae65b5a4b949f3f5c78746d02d405cae7ca

Aliases

arxiv: 2012.07735 · arxiv_version: 2012.07735v2 · doi: 10.48550/arxiv.2012.07735 · pith_short_12: EO6RM3PH5MND · pith_short_16: EO6RM3PH5MNDJSR5 · pith_short_8: EO6RM3PH

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/EO6RM3PH5MNDJSR5PSWYMEOK4Z \
  | 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: 23bd166de7eb1a34ca3d7cad8611cae65b5a4b949f3f5c78746d02d405cae7ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d718971e5115cff34d47b213fbd1228df341a74afd5f9998c637908461c99e8a",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2020-12-14T17:32:06Z",
    "title_canon_sha256": "794c835cb9b419e4686deb216ce960ace467b3f7706b5b9dee768e8c732221a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.07735",
    "kind": "arxiv",
    "version": 2
  }
}