Pith Number

pith:7LOLSJBZ

pith:2010:7LOLSJBZSSDTSPG5LTACA5N2NE

not attested not anchored not stored refs pending

New Baade-Wesselink distances and radii for four metal-rich Galactic Cepheids

B. Lemasle, C. D. Laney, F. Caputo, F. Primas, G. Bono, J. Lub, J. Pritchard, J. W. Pel, M. Groenewegen, M. Romaniello, P. Francois, R. Buonanno, S. Pedicelli

arxiv:1003.3854 v1 · 2010-03-19 · 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{7LOLSJBZSSDTSPG5LTACA5N2NE}

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	2026-05-18T02:08:25.173862Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fadcb924399487393cdd5cc02075ba693e7f93e46a2291d09ad4eb6f3838b55c

Aliases

arxiv: 1003.3854 · arxiv_version: 1003.3854v1 · doi: 10.48550/arxiv.1003.3854 · pith_short_12: 7LOLSJBZSSDT · pith_short_16: 7LOLSJBZSSDTSPG5 · pith_short_8: 7LOLSJBZ

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/7LOLSJBZSSDTSPG5LTACA5N2NE \
  | 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: fadcb924399487393cdd5cc02075ba693e7f93e46a2291d09ad4eb6f3838b55c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6795dfb2cb355ff5791d9900f0973984a3229c91d7f3f4001ec47b94f303156c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-03-19T18:13:46Z",
    "title_canon_sha256": "8484e4f7c3e6b2f7ad03ad879097d8b17743599b9ab77565825b458cd65af5ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.3854",
    "kind": "arxiv",
    "version": 1
  }
}