Pith Number

pith:K66L32IZ

pith:2023:K66L32IZLCK7BT6KDR5K5AH4PM

not attested not anchored not stored refs pending

Effective temperatures of classical Cepheids from line-depth ratios in the H-band

A. Yushchenko, B. Lemasle, E. K. Grebel, G. Bono, K. Fukue, N. Matsunaga, N. Nardetto, R. Da Silva, V. Kovtyukh

arxiv:2307.00341 v1 · 2023-07-01 · 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{K66L32IZLCK7BT6KDR5K5AH4PM}

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	2026-07-05T06:29:53.815660Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

57bcbde9195895f0cfca1c7aae80fc7b03dac6a461bc5a58c824d2b4d720873d

Aliases

arxiv: 2307.00341 · arxiv_version: 2307.00341v1 · doi: 10.48550/arxiv.2307.00341 · pith_short_12: K66L32IZLCK7 · pith_short_16: K66L32IZLCK7BT6K · pith_short_8: K66L32IZ

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/K66L32IZLCK7BT6KDR5K5AH4PM \
  | 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: 57bcbde9195895f0cfca1c7aae80fc7b03dac6a461bc5a58c824d2b4d720873d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9464aa0f0e3705697717f56e1320c412de633dcc6c5436c245d1fd19d990911e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2023-07-01T13:38:24Z",
    "title_canon_sha256": "60118a65a704578c811700490f2bda00787490b60ec0ab3843ef8c22494f7604"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2307.00341",
    "kind": "arxiv",
    "version": 1
  }
}