Pith Number

pith:HB7B7RCA

pith:2012:HB7B7RCAF27MFTKMTCQA5MJPF4

not attested not anchored not stored refs pending

The SDSS-III Baryon Oscillation Spectroscopic Survey: The Quasar Luminosity Function from Data Release Nine

Adam D. Myers, Alina Streblyanska, Audrey Simmons, Christophe Yeche, Claudia Maraston, Colin DeGraf, Daniel Oravetz, David H. Weinberg, David J. Schlegel, Demitri Muna, Dmitry Bizyaev, Donald P. Schneider, Donald York, Elena Malanushenko, Eric Aubourg, Garrett Ebelke, Gordon T. Richards, Howard Brewington, Ian D. McGreer, Isabelle Paris, J. Brinkmann, Jian Ge, Jo Bovy, John D. Silverman, Kaike Pan, Kevin Schawinski, Martin White, Michael A. Strauss, Molly E. C. Swanson, Nao Suzuki, Nathalie Palanque-Delabrouille, Nicholas P. Ross, Patrick Petitjean, Rachel Mandelbaum, Scott F. Anderson, Stephanie Snedden, Stephen Bailey, Tiziana Di Matteo, Viktor Malanushenko, W. N. Brandt, Xiaohui Fan, Yue Shen

arxiv:1210.6389 v1 · 2012-10-23 · 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{HB7B7RCAF27MFTKMTCQA5MJPF4}

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

Machine Learning Techniques for Astrophysics and Cosmology: Lyman-$\alpha$ forest

Receipt and verification

First computed	2026-05-18T01:53:43.989356Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

387e1fc4402ebec2cd4c98a00eb12f2f3bb8005ed63baaa7237937b126dc4a77

Aliases

arxiv: 1210.6389 · arxiv_version: 1210.6389v1 · doi: 10.48550/arxiv.1210.6389 · pith_short_12: HB7B7RCAF27M · pith_short_16: HB7B7RCAF27MFTKM · pith_short_8: HB7B7RCA

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/HB7B7RCAF27MFTKMTCQA5MJPF4 \
  | 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: 387e1fc4402ebec2cd4c98a00eb12f2f3bb8005ed63baaa7237937b126dc4a77

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b5121b3c502e926171ad3a679b4459439e014951a8f88d955345f2f9784ba1f9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-10-23T21:46:12Z",
    "title_canon_sha256": "5666a686c29092b5ecbf2c400b11240e6c567513967bbf89c3a12388d833d169"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.6389",
    "kind": "arxiv",
    "version": 1
  }
}