Pith Number

pith:KJXBEY2T

pith:2011:KJXBEY2TZBPSYTY3UFJL7J7D5G

not attested not anchored not stored refs pending

Early-type galaxies at z~1.3. II. Masses and ages of early-type galaxies in different environments and their dependence on stellar population model assumptions

A. Raichoor, A. Rettura, B.P. Holden, F. Nakata, G. Illingworth, J.P. Blakeslee, M. Huertas-Company, M.J. Jee, M. Postman, M. Tanaka, P. Eisenhardt, P. Rosati, R. Demarco, R.L. White, S.A. Stanford, S. Mei, T. Kodama

arxiv:1103.0259 v1 · 2011-03-01 · 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{KJXBEY2TZBPSYTY3UFJL7J7D5G}

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	2026-05-18T02:03:01.504035Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

526e126353c85f2c4f1ba152bfa7e3e98b462c1ea4993048fa73d40c1e2c79d0

Aliases

arxiv: 1103.0259 · arxiv_version: 1103.0259v1 · doi: 10.48550/arxiv.1103.0259 · pith_short_12: KJXBEY2TZBPS · pith_short_16: KJXBEY2TZBPSYTY3 · pith_short_8: KJXBEY2T

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/KJXBEY2TZBPSYTY3UFJL7J7D5G \
  | 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: 526e126353c85f2c4f1ba152bfa7e3e98b462c1ea4993048fa73d40c1e2c79d0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5fcf15ccbf52bce5b05833a9adcb5cead3c21d2bc9bf094710a254e5306a0eb8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-03-01T20:00:29Z",
    "title_canon_sha256": "8f30f1bfa4ae4a0fd5d18a2d85247459521828b1cf9062738779afdfea5aff50"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.0259",
    "kind": "arxiv",
    "version": 1
  }
}