Pith Number

pith:O3N5CJ35

pith:2013:O3N5CJ35XSXICX5RFWIH2IIKHD

not attested not anchored not stored refs pending

Anchors for the Cosmic Distance Scale: the Cepheids U Sgr, CF Cas and CEab Cas

C. Bonatto, C. Moni Bidin, D. Balam, D. Lane, D. Majaess, D. Turner, G. Carraro, J. Borissova, L. Berdnikov, L. Gallo, M. Moyano, V. Kovtyukh, W. Gieren, Y. Beletsky

arxiv:1311.0865 v1 · 2013-11-04 · astro-ph.GA · 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{O3N5CJ35XSXICX5RFWIH2IIKHD}

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	2026-05-18T01:46:39.111052Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

76dbd1277dbcae815fb12d907d210a38dca6ed62fc4cf8772d8e6aebd73559b9

Aliases

arxiv: 1311.0865 · arxiv_version: 1311.0865v1 · doi: 10.48550/arxiv.1311.0865 · pith_short_12: O3N5CJ35XSXI · pith_short_16: O3N5CJ35XSXICX5R · pith_short_8: O3N5CJ35

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/O3N5CJ35XSXICX5RFWIH2IIKHD \
  | 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: 76dbd1277dbcae815fb12d907d210a38dca6ed62fc4cf8772d8e6aebd73559b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c8c10e4b49bffcdddb600aaf765835fea6347f14155636b0dbc6281e606b454",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-11-04T21:00:00Z",
    "title_canon_sha256": "53a854d77134544c0e6fe2bd10640f74b33f7fcc2d223f585b7e6d4ab145d93d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.0865",
    "kind": "arxiv",
    "version": 1
  }
}