Pith Number

pith:CGDNKC72

pith:2010:CGDNKC72RIEATRPDLTGCMPBIB7

not attested not anchored not stored refs pending

Luminous Red Galaxies in Simulations: Cosmic Chronometers?

A. L. Ratsimbazafy, C. M. Cress, E. A. Olivier, K. J. van der Heyden, S-L. Blyth, S. M. Crawford

arxiv:1004.2378 v1 · 2010-04-14 · 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{CGDNKC72RIEATRPDLTGCMPBIB7}

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	2026-05-18T02:08:05.758654Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1186d50bfa8a0809c5e35ccc263c280feb5666a0e14e897e7f4e860c9bc79236

Aliases

arxiv: 1004.2378 · arxiv_version: 1004.2378v1 · doi: 10.48550/arxiv.1004.2378 · pith_short_12: CGDNKC72RIEA · pith_short_16: CGDNKC72RIEATRPD · pith_short_8: CGDNKC72

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/CGDNKC72RIEATRPDLTGCMPBIB7 \
  | 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: 1186d50bfa8a0809c5e35ccc263c280feb5666a0e14e897e7f4e860c9bc79236

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f826e5727042e0be0aad73c20e07c72995ed016523a7986b66d975fe2b43da1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-04-14T12:13:02Z",
    "title_canon_sha256": "3f7abb47a06e022312fefd7d9f547493fad7f52af542e20dbe963d0ba612f91d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.2378",
    "kind": "arxiv",
    "version": 1
  }
}