Pith Number

pith:6RXUR7Z6

pith:2009:6RXUR7Z6NNJBXYUFKMYNKOPR77

not attested not anchored not stored refs pending

The XMM Cluster Survey: Galaxy Morphologies and the Color-Magnitude Relation in XMMXCS J2215.9-1738 at z=1.46

A. Kathy Romer, Andrew R. Liddle, Ben Hoyle, Chris A. Collins, Christopher J. Miller, David Rubin, Ed Lloyd-Davies, John P. Stott, Joshua Meyers, Kivanc Sabirli, Kyle Barbary, Kyle S. Dawson, Mark Hosmer, Martin Sahlen, Matt Hilton, Michael Davidson, Michael J. West, Nao Suzuki, Nicola Mehrtens, Pedro T. P. Viana, Robert C. Nichol, Robert G. Mann, S. Adam Stanford, Saul Perlmutter, Scott T. Kay

arxiv:0903.1731 v1 · 2009-03-10 · 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{6RXUR7Z6NNJBXYUFKMYNKOPR77}

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	2026-05-18T04:29:16.051781Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f46f48ff3e6b521be2855330d539f1fff8720391d10a70245bd2d00efc2c3425

Aliases

arxiv: 0903.1731 · arxiv_version: 0903.1731v1 · doi: 10.48550/arxiv.0903.1731 · pith_short_12: 6RXUR7Z6NNJB · pith_short_16: 6RXUR7Z6NNJBXYUF · pith_short_8: 6RXUR7Z6

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/6RXUR7Z6NNJBXYUFKMYNKOPR77 \
  | 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: f46f48ff3e6b521be2855330d539f1fff8720391d10a70245bd2d00efc2c3425

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba5879e8a613f7b769b84216f99105a47fa03f289dcffa74ef14b12eca4ef9db",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-03-10T10:38:25Z",
    "title_canon_sha256": "0fe35d250157d9e28ea5c93eaa58f15c1c77ee88aa3bffbab12144b6940c35cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.1731",
    "kind": "arxiv",
    "version": 1
  }
}