Pith Number

pith:S3UHI4LK

pith:2026:S3UHI4LKCQV7JS6MTOIWEXZ4IL

not attested not anchored not stored refs pending

Evaluating Cepheid Metallicity Effect Determinations via IC1613 and Gaia-independent Parallaxes

Daniel Majaess

arxiv:2606.02499 v1 · 2026-06-01 · 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{S3UHI4LKCQV7JS6MTOIWEXZ4IL}

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	2026-06-02T03:05:07.918816Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

96e874716a142bf4cbcc9b91625f3c42ed93c28cfb8151876089179a5b0526c0

Aliases

arxiv: 2606.02499 · arxiv_version: 2606.02499v1 · doi: 10.48550/arxiv.2606.02499 · pith_short_12: S3UHI4LKCQV7 · pith_short_16: S3UHI4LKCQV7JS6M · pith_short_8: S3UHI4LK

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/S3UHI4LKCQV7JS6MTOIWEXZ4IL \
  | 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: 96e874716a142bf4cbcc9b91625f3c42ed93c28cfb8151876089179a5b0526c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "88d082dbfea72e6cac6ee45a940d348880be55fa820aea120f00d361dd7734e4",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2026-06-01T17:05:15Z",
    "title_canon_sha256": "2a3de3137660339de489d17082afe30109d6ac8ef882f26744665d4318ddaaef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.02499",
    "kind": "arxiv",
    "version": 1
  }
}