Pith Number

pith:3GKLUO42

pith:2025:3GKLUO42EHU7UNTZT5Q3FDAMJ2

not attested not anchored not stored refs pending

Hybrid-z: Enhancing Kilo-Degree Survey bright galaxy sample photometric redshifts with deep learning

Anjitha John William, Hareesh Thuruthipilly, Maciej Bilicki, Priyanka Jalan, Szymon J. Nakoneczny, Wojciech A. Hellwing

arxiv:2501.01942 v2 · 2025-01-03 · 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{3GKLUO42EHU7UNTZT5Q3FDAMJ2}

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	2026-07-05T11:38:03.447648Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d994ba3b9a21e9fa36799f61b28c0c4ea68109b1f985f84a4ddb6f1916a5592c

Aliases

arxiv: 2501.01942 · arxiv_version: 2501.01942v2 · doi: 10.48550/arxiv.2501.01942 · pith_short_12: 3GKLUO42EHU7 · pith_short_16: 3GKLUO42EHU7UNTZ · pith_short_8: 3GKLUO42

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/3GKLUO42EHU7UNTZT5Q3FDAMJ2 \
  | 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: d994ba3b9a21e9fa36799f61b28c0c4ea68109b1f985f84a4ddb6f1916a5592c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4372ed80e2bd86b9a6480315c9ca3e253bc030e0479ff2a26060808702c58e66",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2025-01-03T18:44:17Z",
    "title_canon_sha256": "7c1d4a7c8e6bb32b3fb717dc0605799a4c37e98bf6dc844a48dfafe620616cc4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.01942",
    "kind": "arxiv",
    "version": 2
  }
}