Pith Number

pith:L7IIMCTV

pith:2009:L7IIMCTVJVNEEZQIBOGBUQJRUQ

not attested not anchored not stored refs pending

A survey for post common-envelope binary stars using GALEX and SDSS photometry

(2) Warwick, (3) Leicester, (4) Hertfordshire, (5) Nijmegen, B.T. Gaensicke (2), G. Nelemans (5), J. Southworth (2), M.R. Burleigh (3), P.F.L. Maxted (1), P.L. Wood (1) ((1) Keele, R. Napiwotzki (4), the Netherlands), T.R. Marsh (2), UK

arxiv:0908.2916 v1 · 2009-08-20 · astro-ph.SR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L7IIMCTVJVNEEZQIBOGBUQJRUQ}

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	2026-05-18T02:12:24.783088Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5fd0860a754d5a4266080b8c1a4131a43d4b9c82c0fa32b91c692e54ed81a2c6

Aliases

arxiv: 0908.2916 · arxiv_version: 0908.2916v1 · doi: 10.48550/arxiv.0908.2916 · pith_short_12: L7IIMCTVJVNE · pith_short_16: L7IIMCTVJVNEEZQI · pith_short_8: L7IIMCTV

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/L7IIMCTVJVNEEZQIBOGBUQJRUQ \
  | 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: 5fd0860a754d5a4266080b8c1a4131a43d4b9c82c0fa32b91c692e54ed81a2c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "55ab67b3dda6de07e4d1f77654b3b70afec0373977e7845a4023345dd8bf3c6a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-08-20T12:24:19Z",
    "title_canon_sha256": "3286380a5cb08d7c6d79e22d137e395d022cc7945d6a730a92b6a9a47fa11dbb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.2916",
    "kind": "arxiv",
    "version": 1
  }
}