Pith Number

pith:XKYPUOKO

pith:2012:XKYPUOKODLAWIUG54YGDQWEH7C

not attested not anchored not stored refs pending

Preliminary results for RR Lyrae stars and Classical Cepheids from the Vista Magellanic Cloud (VMC) Survey

G. Clementini, J. B. Marquette, M. I. Moretti, M. Marconi, M. R. Cioni, P. Tisserand, V. Ripepi

arxiv:1202.5863 v1 · 2012-02-27 · astro-ph.SR · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XKYPUOKODLAWIUG54YGDQWEH7C}

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	2026-05-18T01:58:19.440604Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bab0fa394e1ac16450dde60c385887f88caf761a193634944a4e27d9b221d786

Aliases

arxiv: 1202.5863 · arxiv_version: 1202.5863v1 · doi: 10.48550/arxiv.1202.5863 · pith_short_12: XKYPUOKODLAW · pith_short_16: XKYPUOKODLAWIUG5 · pith_short_8: XKYPUOKO

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/XKYPUOKODLAWIUG54YGDQWEH7C \
  | 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: bab0fa394e1ac16450dde60c385887f88caf761a193634944a4e27d9b221d786

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ec61889d0b1b58c59af6b5cb670f7d6c2d716fa2e533a42aead14f34310dbe4",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-02-27T09:09:59Z",
    "title_canon_sha256": "57cbfaabdaef5dd1c624b26ab282a5b67ac1d7ed7af2a00f0b8da88268772ec6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.5863",
    "kind": "arxiv",
    "version": 1
  }
}