Pith Number

pith:IHNFYI3X

pith:2025:IHNFYI3X57JGIWMUZSPL6ANTZV

not attested not anchored not stored refs pending

The Ultimate I-band Calibration of the TRGB Standard Candle

A. Udalski, D.M. Skowron, I. Soszy\'nski, J. Skowron, K. Rybicki, K. Ulaczyk, M. Gromadzki, M.J. Mr\'oz, M.K. Szyma\'nski, M. Ratajczak, M. Wrona, P. Iwanek, P. Mr\'oz, P. Pietrukowicz, R. Poleski, S. Koz{\l}owski

arxiv:2506.20766 v1 · 2025-06-25 · 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{IHNFYI3X57JGIWMUZSPL6ANTZV}

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	2026-07-05T11:27:33.739214Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

41da5c2377efd2645994cc9ebf01b3cd67edf7f6cd15f4edfbf1456ea3b2ca31

Aliases

arxiv: 2506.20766 · arxiv_version: 2506.20766v1 · doi: 10.48550/arxiv.2506.20766 · pith_short_12: IHNFYI3X57JG · pith_short_16: IHNFYI3X57JGIWMU · pith_short_8: IHNFYI3X

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/IHNFYI3X57JGIWMUZSPL6ANTZV \
  | 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: 41da5c2377efd2645994cc9ebf01b3cd67edf7f6cd15f4edfbf1456ea3b2ca31

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f49e0b0ebf9c9b5c089c50c274886738a53a3fa659794dcb28212787663459ce",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2025-06-25T18:58:14Z",
    "title_canon_sha256": "8880b15653b8e8d3a041b2967f8b1efddf2ba93a5155ccb054852d67767f2f23"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.20766",
    "kind": "arxiv",
    "version": 1
  }
}