Pith Number

pith:7KJ7PRJZ

pith:2024:7KJ7PRJZGLIMDHBRDOQWSKTQQG

not attested not anchored not stored refs pending

Probing the stellar populations and star formation history of early-type galaxies at $0 < z < 1.1$ in the rest-frame ultraviolet

Chul Chung, Guillaume Desprez, Malcolm Bremer, Marcin Sawicki, Masato Onodera, Roberto De Propris, Sadman Ali, Stephen Gwyn, Steven Phillipps

arxiv:2403.08301 v1 · 2024-03-13 · 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{7KJ7PRJZGLIMDHBRDOQWSKTQQG}

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	2026-07-05T07:55:36.982300Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa93f7c53932d0c19c311ba1692a7081ad568e26877b3254d0647b758fe78e9b

Aliases

arxiv: 2403.08301 · arxiv_version: 2403.08301v1 · doi: 10.48550/arxiv.2403.08301 · pith_short_12: 7KJ7PRJZGLIM · pith_short_16: 7KJ7PRJZGLIMDHBR · pith_short_8: 7KJ7PRJZ

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/7KJ7PRJZGLIMDHBRDOQWSKTQQG \
  | 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: fa93f7c53932d0c19c311ba1692a7081ad568e26877b3254d0647b758fe78e9b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f47e7b991ec62c0201e3d6d3cdbcd391b15db9a10521a1e33651951d0f095ea",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2024-03-13T07:19:11Z",
    "title_canon_sha256": "459499148621a3286a04f1a52042b3209b4069a545c4b19ed0733f5c119a9b6f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2403.08301",
    "kind": "arxiv",
    "version": 1
  }
}