Pith Number

pith:62HGUKDP

pith:2026:62HGUKDPQOLCZBG2NQX3X4KKM6

not attested not anchored not stored refs pending

Deep Learning for Astrophysics: An Open Textbook from the NASA Cosmic Origins AI/ML Science and Technology Interest Group

Alex Gagliano, Andr\'e Curtis-Trudel, Andrew K. Saydjari, Anna Scaife, Carol Cuesta-Lazaro, Daniel Muthukrishna, Digvijay Wadekar, Duo Xu, Francisco Villaescusa-Navarro, Georgios Valogiannis, Gregory Green, Helen Qu, Jesse Thaler, John F. Wu, Licia Verde, Peter Kurczynski, Phill Cargile, Ryan McClelland, Siddharth Mishra-Sharma, Siyu Yao, Swara Ravindranath, Tomasz Rozanski, Tri Nguyen, Yuan-Sen Ting

arxiv:2606.30855 v1 · 2026-06-29 · 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{62HGUKDPQOLCZBG2NQX3X4KKM6}

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	2026-07-01T00:17:19.690498Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f68e6a286f83962c84da6c2fbbf14a67a36844d81553f31afaa3ba7171fc9ffa

Aliases

arxiv: 2606.30855 · arxiv_version: 2606.30855v1 · doi: 10.48550/arxiv.2606.30855 · pith_short_12: 62HGUKDPQOLC · pith_short_16: 62HGUKDPQOLCZBG2 · pith_short_8: 62HGUKDP

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/62HGUKDPQOLCZBG2NQX3X4KKM6 \
  | 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: f68e6a286f83962c84da6c2fbbf14a67a36844d81553f31afaa3ba7171fc9ffa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "81467038887d27593b57cca026fb14487d59980b83a9d57d1f2e75974effc298",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2026-06-29T19:37:39Z",
    "title_canon_sha256": "5c8dc1b12ac7a5e964c5a0c99e02f7c338be5d6d882e991d2e0ae18c08d2457a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.30855",
    "kind": "arxiv",
    "version": 1
  }
}