Pith Number

pith:KLABYAGY

pith:2009:KLABYAGY3H6J6TGOXH7I2SMMKA

not attested not anchored not stored refs pending

On the Stellar Populations and Evolution of Star-Forming Galaxies at 6.3 < z < 8.6

Anton M. Koekemoer, Casey Papovich, Henry C. Ferguson, Mark Dickinson, Mauro Giavalisco, Naveen A. Reddy, Steven L. Finkelstein

arxiv:0912.1338 v4 · 2009-12-08 · 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{KLABYAGY3H6J6TGOXH7I2SMMKA}

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.

Cited by

1 paper in Pith

Massive Galaxies Form Early and Gray: Stellar Assembly and Dust Attenuation at $\mathbf{z>3.5}$ from CAPERS

Receipt and verification

First computed	2026-05-18T02:33:57.293985Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52c01c00d8d9fc9f4cceb9fe8d498c5000aa01bc83c094f484f49b819fc4f9ba

Aliases

arxiv: 0912.1338 · arxiv_version: 0912.1338v4 · doi: 10.48550/arxiv.0912.1338 · pith_short_12: KLABYAGY3H6J · pith_short_16: KLABYAGY3H6J6TGO · pith_short_8: KLABYAGY

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/KLABYAGY3H6J6TGOXH7I2SMMKA \
  | 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: 52c01c00d8d9fc9f4cceb9fe8d498c5000aa01bc83c094f484f49b819fc4f9ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9abb500c9f966763f4b6f457054bd56400a5633a9df1dccd8e5590da2c8cbcb9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-12-08T20:23:19Z",
    "title_canon_sha256": "acf9a63ef7bda58c018b938eaf47f12d82cec973c7c4b5a4c6558ceea86af70d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.1338",
    "kind": "arxiv",
    "version": 4
  }
}