Pith Number

pith:JDLLSNWP

pith:2022:JDLLSNWP73ZCVC777U4CXNDKZX

not attested not anchored not stored refs pending

A 0.9% Calibration of the Galactic Cepheid luminosity scale based on Gaia DR3 data of open clusters and Cepheids

Mauricio Cruz Reyes, Richard I. Anderson

arxiv:2208.09403 v2 · 2022-08-19 · astro-ph.GA · astro-ph.CO · 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{JDLLSNWP73ZCVC777U4CXNDKZX}

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	2026-07-05T05:45:32.294634Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

48d6b936cffef22a8bfffd382bb46acde2744132e227649e55bd7a2cf1c27ceb

Aliases

arxiv: 2208.09403 · arxiv_version: 2208.09403v2 · doi: 10.48550/arxiv.2208.09403 · pith_short_12: JDLLSNWP73ZC · pith_short_16: JDLLSNWP73ZCVC77 · pith_short_8: JDLLSNWP

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/JDLLSNWP73ZCVC777U4CXNDKZX \
  | 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: 48d6b936cffef22a8bfffd382bb46acde2744132e227649e55bd7a2cf1c27ceb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f62d5c9cab315882b1e6d4711e102fe6da4d171566d2849704939018fd5ef48",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-08-19T15:45:22Z",
    "title_canon_sha256": "fd96c970c11a975bc021e5ed1a62a66cd6d83c38dace07ebea1688324379913f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2208.09403",
    "kind": "arxiv",
    "version": 2
  }
}