Pith Number

pith:CKQYBGS5

pith:2006:CKQYBGS5WGELZMZDRCJ2VBVFW3

not attested not anchored not stored refs pending

The DEEP2 Galaxy Redshift Survey: Mean Ages and Metallicities of Red Field Galaxies at z ~ 0.9 from Stacked Keck/DEIMOS Spectra

Alison L. Coil, Benjamin J. Weiner, Christopher N.A. Willmer, David C. Koo, Genevieve Graves, Jeffrey A. Newman & Renbin Yan, Justin Harker, Marc Davis, Michael C. Cooper, Nicholas Konidaris, Ricardo P. Schiavon, S. M. Faber

arxiv:astro-ph/0602248 v2 · 2006-02-10 · astro-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CKQYBGS5WGELZMZDRCJ2VBVFW3}

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	2026-05-18T04:29:05.027905Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

12a1809a5db188bcb3238893aa86a5b6d4a746f5d6b968d9448a40069dc8c79c

Aliases

arxiv: astro-ph/0602248 · arxiv_version: astro-ph/0602248v2 · doi: 10.48550/arxiv.astro-ph/0602248 · pith_short_12: CKQYBGS5WGEL · pith_short_16: CKQYBGS5WGELZMZD · pith_short_8: CKQYBGS5

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/CKQYBGS5WGELZMZDRCJ2VBVFW3 \
  | 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: 12a1809a5db188bcb3238893aa86a5b6d4a746f5d6b968d9448a40069dc8c79c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b166c09d8691240b95eea771af1b14f85ceee01a46b667edd7017f07a8352c2",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-02-10T17:55:57Z",
    "title_canon_sha256": "dda6a4b773f1bd79f50e5cc747b80a3dae125f38401019615e96f4a6e0f03855"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0602248",
    "kind": "arxiv",
    "version": 2
  }
}