Pith Number

pith:DGX5DMXV

pith:2009:DGX5DMXV7TCRDNH7MPW7TJL4KH

not attested not anchored not stored refs pending

Evolution of Cluster Red-Sequence Galaxies from redshift 0.8 to 0.4: ages, metallicities and morphologies

A. Aragon-Salamanca, B. Milvang-Jensen, B. M. Poggianti, C. Halliday, D. I. Clowe, D. Zaritsky, G. De Lucia, G. Rudnick, J. Moustakas, L. Simard, P. Jablonka, P. Sanchez-Blazquez, R. Pello, R. P. Saglia, S. D. M. White, S. Noll, V. Desai

arxiv:0902.3392 v1 · 2009-02-19 · 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{DGX5DMXV7TCRDNH7MPW7TJL4KH}

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	2026-05-18T02:14:46.905184Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

19afd1b2f5fcc511b4ff63edf9a57c51dff0dcfefe59cd2c45cc6538ad800930

Aliases

arxiv: 0902.3392 · arxiv_version: 0902.3392v1 · doi: 10.48550/arxiv.0902.3392 · pith_short_12: DGX5DMXV7TCR · pith_short_16: DGX5DMXV7TCRDNH7 · pith_short_8: DGX5DMXV

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/DGX5DMXV7TCRDNH7MPW7TJL4KH \
  | 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: 19afd1b2f5fcc511b4ff63edf9a57c51dff0dcfefe59cd2c45cc6538ad800930

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f47f566426337f854dc33f1997419c0bcae1ce457659fdd21a576ebcd924899",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-02-19T15:41:42Z",
    "title_canon_sha256": "3cb8db274cf9da7b10ac95e140d12b22c18dbd905f36bd235547237b4477c1a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.3392",
    "kind": "arxiv",
    "version": 1
  }
}