Pith Number

pith:SA4Q7TDA

pith:2005:SA4Q7TDAUTST2POLGQYXKU5LBX

not attested not anchored not stored refs pending

Candidate spectroscopic binaries in the Sloan Digital Sky Survey

A. Nitta, D. Long, D. Pourbaix, E. H. Neilsen, G. R. Knapp, H. J. Brewington, & J. Brinkman, J. C. Barentine, J. Krzesinski, M. Harvanek, P. Szkody, S. A. Snedden, S. J. Kleinman, Z. Ivezic

arxiv:astro-ph/0508605 v1 · 2005-08-29 · 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{SA4Q7TDAUTST2POLGQYXKU5LBX}

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	2026-07-04T16:52:50.345402Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90390fcc60a4e53d3dcb34317553ab0de2fef0723428a7cc4736370c41f03446

Aliases

arxiv: astro-ph/0508605 · arxiv_version: astro-ph/0508605v1 · doi: 10.48550/arxiv.astro-ph/0508605 · pith_short_12: SA4Q7TDAUTST · pith_short_16: SA4Q7TDAUTST2POL · pith_short_8: SA4Q7TDA

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/SA4Q7TDAUTST2POLGQYXKU5LBX \
  | 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: 90390fcc60a4e53d3dcb34317553ab0de2fef0723428a7cc4736370c41f03446

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "33326518393191164f52bd562cf1b0db2bff52d74078fe69211a8cc33f3e65c8",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-08-29T08:28:34Z",
    "title_canon_sha256": "da6ef522d37ec1d1d1f34ac5664a0f44f143f89153efa7f9e97a888901a99bde"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0508605",
    "kind": "arxiv",
    "version": 1
  }
}