Pith Number

pith:DCWP6Q46

pith:2010:DCWP6Q46L4OI2JIHAQAXWFIQIS

not attested not anchored not stored refs pending

Accurate dynamical mass determination of a classical Cepheid in an eclipsing binary system

B. Pilecki, D. Graczyk, D. Minniti, G. Bono A. Udalski, G. Pietrzynski, I.B. Thompson, I. Soszynski, W. Gieren

arxiv:1012.0231 v1 · 2010-12-01 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DCWP6Q46L4OI2JIHAQAXWFIQIS}

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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

Blue Loops, Cepheids, and Forays into Axions

Receipt and verification

First computed	2026-05-17T23:59:10.403463Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18acff439e5f1c8d250704017b151044ab723aed58960c1cf3264a17935b9e17

Aliases

arxiv: 1012.0231 · arxiv_version: 1012.0231v1 · doi: 10.48550/arxiv.1012.0231 · pith_short_12: DCWP6Q46L4OI · pith_short_16: DCWP6Q46L4OI2JIH · pith_short_8: DCWP6Q46

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/DCWP6Q46L4OI2JIHAQAXWFIQIS \
  | 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: 18acff439e5f1c8d250704017b151044ab723aed58960c1cf3264a17935b9e17

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9efa6741daaff365e6b4f6de8d9fb582f229f2c49ceb602750dd13ece022f346",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2010-12-01T15:51:14Z",
    "title_canon_sha256": "49dca18d4c996ba07e79f660aed791fb2736aeaac80cd2e967c9678ef53ebfe9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.0231",
    "kind": "arxiv",
    "version": 1
  }
}