Pith Number

pith:2YXTQC5L

pith:2008:2YXTQC5LYZUZC3RFSLC4YIGILY

not attested not anchored not stored refs pending

A Wide-Field Study of the z~0.8 Cluster RX J0152.7-1357: the Role of Environment in the Formation of the Red-Sequence

(2) OCIW, (3) Leiden, (4) JHU), Arjen van der Wel (4), Bradford P. Holden (1), Daniel D. Kelson (2), Garth D. Illingworth (1), Holland Ford (4) ((1) UCSC, Marijn Franx (3), Shannon G. Patel (1)

arxiv:0812.2021 v2 · 2008-12-10 · 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{2YXTQC5LYZUZC3RFSLC4YIGILY}

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	2026-05-18T04:29:24.610720Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d62f380babc669916e2592c5cc20c85e0098b6891ab39be591997648df724be4

Aliases

arxiv: 0812.2021 · arxiv_version: 0812.2021v2 · doi: 10.48550/arxiv.0812.2021 · pith_short_12: 2YXTQC5LYZUZ · pith_short_16: 2YXTQC5LYZUZC3RF · pith_short_8: 2YXTQC5L

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/2YXTQC5LYZUZC3RFSLC4YIGILY \
  | 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: d62f380babc669916e2592c5cc20c85e0098b6891ab39be591997648df724be4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "65f37b195fee3f9c7e4f0d23178509dde03d1027de17a52778d7e9b67a6580cf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-12-10T22:35:14Z",
    "title_canon_sha256": "5602b880d9f745f9bcd1196a2a9251130af8c35b077f8c5acb045e5d20f74baf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0812.2021",
    "kind": "arxiv",
    "version": 2
  }
}