Pith Number

pith:SM2WN4VW

pith:2018:SM2WN4VWTVYN3MVMPN57VR4A42

not attested not anchored not stored refs pending

CosmoFlow: Using Deep Learning to Learn the Universe at Scale

Amrita Mathuriya, Daina Moise, Deborah Bard, James Arnemann, Jason Sewall, Kristyn Maschoff, Lawrence Meadows, Lei Shao, Mike Ringenburg, Nalini Kumar, Peter Mendygral, Prabhat, Shirley Ho, Simon J. Pennycook, Siyu He, Tuomas Karna, Victor Lee

arxiv:1808.04728 v2 · 2018-08-14 · astro-ph.CO · astro-ph.IM · cs.LG · physics.comp-ph

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

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	2026-05-18T00:01:06.964328Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

933566f2b69d70ddb2ac7b7bfac780e6a4a8a08b87949eff05399b703c3909ba

Aliases

arxiv: 1808.04728 · arxiv_version: 1808.04728v2 · doi: 10.48550/arxiv.1808.04728 · pith_short_12: SM2WN4VWTVYN · pith_short_16: SM2WN4VWTVYN3MVM · pith_short_8: SM2WN4VW

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/SM2WN4VWTVYN3MVMPN57VR4A42 \
  | 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: 933566f2b69d70ddb2ac7b7bfac780e6a4a8a08b87949eff05399b703c3909ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e66cdc11a073e7f232e2abd759f40db64aeda8b337973bf62fe870c0acf819b6",
    "cross_cats_sorted": [
      "astro-ph.IM",
      "cs.LG",
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2018-08-14T14:54:37Z",
    "title_canon_sha256": "59a8e209639f972cd49cad30dcd154c798bcbdb7b13fbbd5f715d99867914b12"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.04728",
    "kind": "arxiv",
    "version": 2
  }
}