Pith Number

pith:T4BT3CDW

pith:2022:T4BT3CDWJZBP4T7ZYUWNFQYWPF

not attested not anchored not stored refs pending

Stellar masses, sizes, and radial profiles for 465 nearby early-type galaxies: an extension to the Spitzer Survey of Stellar Structure in Galaxies (S$^{4}$G)

A. Bosma, A. E. Watkins, A. H. Su, B. W. Holwerda, D. Zaritsky, E. Athanassoula, E. Laurikainen, H. Salo, J. H. Knapen, J. Janz, K. Men\'endez-Delmestre, K. Sheth, L. C. Ho, R. Buta, R. F. Peletier, S. Comer\'on, S. D\'iaz-Garc\'ia, S. Laine, T. Kim

arxiv:2201.08381 v1 · 2022-01-20 · 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{T4BT3CDWJZBP4T7ZYUWNFQYWPF}

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	2026-07-05T04:15:55.324332Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9f033d88764e42fe4ff9c52cd2c31679565d6ce69de7b3524c5688c34bd8849c

Aliases

arxiv: 2201.08381 · arxiv_version: 2201.08381v1 · doi: 10.48550/arxiv.2201.08381 · pith_short_12: T4BT3CDWJZBP · pith_short_16: T4BT3CDWJZBP4T7Z · pith_short_8: T4BT3CDW

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/T4BT3CDWJZBP4T7ZYUWNFQYWPF \
  | 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: 9f033d88764e42fe4ff9c52cd2c31679565d6ce69de7b3524c5688c34bd8849c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59d1a6701995c5a027156c59e724b2e8632ec9b59bf2c27c8a7a71bd5efa434e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-01-20T18:59:33Z",
    "title_canon_sha256": "1b5ff7c849662f0ecd8b11c017f623af9ee11ec61917019e142944695980e841"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.08381",
    "kind": "arxiv",
    "version": 1
  }
}