Pith Number

pith:R6H425TP

pith:2010:R6H425TPW3EA4RR4AQRPHANE44

not attested not anchored not stored refs pending

The Sloan Digital Sky Survey Quasar Catalog V. Seventh Data Release

Alexander S. Szalay, Anirudda R. Thakar, Audry Simmons, Brian Yanny, Coleman M. Krawczyk, Daniel Eisenstein, Daniel E. Vanden Berk, Dan Oravetz, David H. Saxe, David H. Weinberg, David J. Schlegel, Dmitry Bizyaev, Donald G. York, Donald P. Schneider, Elena Malanushenko, Gordon T. Richards, G.R. Knapp, Howard Brewington, James E. Gunn, J. Brinkmann, Jeffrey R. Pier, Jim Gray, Joshua A. Frieman, K. Pan, Mark U. SubbaRao, Masataka Fukugita, Michael A. Strauss, Michael R. Blanton, Myung Gyoon Lee, Naohisa Inada, Neta A. Bahcall, Nicholas P. Ross, Pascale Hibon, Patrick B. Hall, Richard G. Kron, Robert H. Lupton, Scott F. Anderson, Sebastian Jester, Stephanie A. Snedden, Stephen M. Kent, Ted N. Price III, Todd A. Boroson, Viktor Malanushenko, W.N. Brandt, Wolfgang Voges, Xiaohui Fan, Yue Shen, Zeljko Ivezic

arxiv:1004.1167 v1 · 2010-04-07 · 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{R6H425TPW3EA4RR4AQRPHANE44}

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

A Giant Ring on the sky

Receipt and verification

First computed	2026-05-18T02:33:34.787721Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f8fcd766fb6c80e463c0422f381a4e73a14a90deaf6e99ebcea78774b467828

Aliases

arxiv: 1004.1167 · arxiv_version: 1004.1167v1 · doi: 10.48550/arxiv.1004.1167 · pith_short_12: R6H425TPW3EA · pith_short_16: R6H425TPW3EA4RR4 · pith_short_8: R6H425TP

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/R6H425TPW3EA4RR4AQRPHANE44 \
  | 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: 8f8fcd766fb6c80e463c0422f381a4e73a14a90deaf6e99ebcea78774b467828

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c0cbc85185dccb9531d9aa532be287f945a07032fb6bbc9aa07cc792244b7765",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-04-07T19:48:19Z",
    "title_canon_sha256": "58d09e2107ba828f3bcd5cf62b95d9e0a9de39ec32597d5fe856ee234896c43d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.1167",
    "kind": "arxiv",
    "version": 1
  }
}