Pith Number

pith:FKZ2UZ4S

pith:2010:FKZ2UZ4SAL2KQJ7JK2PPFUGRLI

not attested not anchored not stored refs pending

A Spitzer-Selected Galaxy Cluster at z=1.62

(10) Bonn Univ., (11) CEA Saclay), (2) Carnegie Obs., (3) Steward Obs., (4) CfA, (6) Sussex, (7) Pontificia Univ. Catolica, (8) NOAO, (9) Kansas, C. N. A. Willmer (3), C. Papovich (1), D. Farrah (6), F. Pacaud (10), G. Rudnick (9), Harvard (5) Edinburgh, I. Momcheva (2), J. Lotz (8), J. S. Dunlop (5), K. D. Finkelstein (1), K.-V. Tran (1), M. Brodwin (4), M. Pierre (11) ((1) Texas A&M University, M. Rieke (3), P. McCarthy (2), R. J. McLure (5), S. A. Khan (7), Shanghai Normal Univ., S. L. Finkelstein (1), S. Sivanandam (3)

arxiv:1002.3158 v3 · 2010-02-16 · 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{FKZ2UZ4SAL2KQJ7JK2PPFUGRLI}

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	2026-05-18T02:09:07.602569Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ab3aa679202f4a827e9569ef2d0d15a2bfca9bf5ac1b98ce42105761176c2fb

Aliases

arxiv: 1002.3158 · arxiv_version: 1002.3158v3 · doi: 10.48550/arxiv.1002.3158 · pith_short_12: FKZ2UZ4SAL2K · pith_short_16: FKZ2UZ4SAL2KQJ7J · pith_short_8: FKZ2UZ4S

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/FKZ2UZ4SAL2KQJ7JK2PPFUGRLI \
  | 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: 2ab3aa679202f4a827e9569ef2d0d15a2bfca9bf5ac1b98ce42105761176c2fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bfa189d1c4165d8d8b3366aea90d7f85cb8651d44f0a4224fee2f4347dc7fb51",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-02-16T21:28:45Z",
    "title_canon_sha256": "834a5c19ccd7a0120ad7ce1bf0ff357c40a2f7f5a36e7bd2900ace2b75e3345c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.3158",
    "kind": "arxiv",
    "version": 3
  }
}