Pith Number

pith:UE6UKSFW

pith:2019:UE6UKSFWFRJK7XLLJUTVTC4GR7

not attested not anchored not stored refs pending

From Dark Matter to Galaxies with Convolutional Networks

Francisco Villaescusa-Navarro, Gabriella Contardo, Shirley Ho, Siyu He, Wei Zhang, Xinyue Zhang, Yanfang Wang, Yueqiu Sun

arxiv:1902.05965 v2 · 2019-02-15 · astro-ph.CO · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UE6UKSFWFRJK7XLLJUTVTC4GR7}

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	2026-05-17T23:49:50.058866Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a13d4548b62c52afdd6b4d27598b868fe00de6995059a1035ae5bbdd865005f9

Aliases

arxiv: 1902.05965 · arxiv_version: 1902.05965v2 · doi: 10.48550/arxiv.1902.05965 · pith_short_12: UE6UKSFWFRJK · pith_short_16: UE6UKSFWFRJK7XLL · pith_short_8: UE6UKSFW

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/UE6UKSFWFRJK7XLLJUTVTC4GR7 \
  | 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: a13d4548b62c52afdd6b4d27598b868fe00de6995059a1035ae5bbdd865005f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ec50f6386ea635df85e838cbda754623b7345efa7eef06938eae2ba8eda6d17",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2019-02-15T19:01:20Z",
    "title_canon_sha256": "0c593d08386574b08d6b241fa041881c44ef82889e50e3f850282f627e490e27"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.05965",
    "kind": "arxiv",
    "version": 2
  }
}