Pith Number

pith:D4NUS7AR

pith:2025:D4NUS7AR3JPJAOBFKMSSYQP2BA

not attested not anchored not stored refs pending

The Complete Spitzer Survey of Stellar Structure in Galaxies (CS$^4$G)

A. Bosma, A. E. Watkins, A. Ruokanen, B. F. Madore, B. W. Holwerda, D. A. Gadotti, D. Zaritsky, E. Athanassoula, E. Laurikainen, H. Salo, J. H. Knapen, J. Janz, J. Koda, J. Laine, J. L. Hinz, J. M. Falc\'on-Ram\'irez, J. Rom\'an, K. Men\'endez-Delmestre, K. Sheth, L. C. Ho, M. Anetj\"arvi, M. Querejeta, P. M. S\'anchez-Alarc\'on, R. F. Peletier, R. J. Buta, S. Comer\'on, S. Laine, T. Kim

arxiv:2503.09680 v1 · 2025-03-12 · 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{D4NUS7AR3JPJAOBFKMSSYQP2BA}

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	2026-07-05T10:59:07.153224Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f1b497c11da5e90382553252c41fa08194742dd53cb0481c9262e1eaf561885

Aliases

arxiv: 2503.09680 · arxiv_version: 2503.09680v1 · doi: 10.48550/arxiv.2503.09680 · pith_short_12: D4NUS7AR3JPJ · pith_short_16: D4NUS7AR3JPJAOBF · pith_short_8: D4NUS7AR

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/D4NUS7AR3JPJAOBFKMSSYQP2BA \
  | 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: 1f1b497c11da5e90382553252c41fa08194742dd53cb0481c9262e1eaf561885

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b7dc881bfb4b7da1e01c33cdd322aa5d2bb074e5a2c5c00949d2f411d3140d2f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2025-03-12T18:00:00Z",
    "title_canon_sha256": "d49b3d82c9d5bf4f359bc6dc218bff8ccfb415a77d7f94716e523785e1977a85"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.09680",
    "kind": "arxiv",
    "version": 1
  }
}