Pith Number

pith:M6HVI2FB

pith:2026:M6HVI2FBOHUDYMLSXSEWESOCYP

not attested not anchored not stored refs pending

New assignments of the CaH $A^{2}\Pi-X^{2}\Sigma^{+}$ transitions in the sunspot umbral spectrum and effective temperature estimation using molecular lines

Hiroyuki Maehara, Kaori Kobayashi, Kosei Usami

arxiv:2606.23421 v1 · 2026-06-22 · astro-ph.SR · astro-ph.EP · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M6HVI2FBOHUDYMLSXSEWESOCYP}

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	2026-06-23T03:14:19.584760Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

678f5468a171e83c3172bc896249c2c3efe45136f3aff5a78796d568f5b126a3

Aliases

arxiv: 2606.23421 · arxiv_version: 2606.23421v1 · doi: 10.48550/arxiv.2606.23421 · pith_short_12: M6HVI2FBOHUD · pith_short_16: M6HVI2FBOHUDYMLS · pith_short_8: M6HVI2FB

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/M6HVI2FBOHUDYMLSXSEWESOCYP \
  | 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: 678f5468a171e83c3172bc896249c2c3efe45136f3aff5a78796d568f5b126a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f996e15d8910b631999976ee222ab0a2d0fcb40f62fb54c4197d9144044aef90",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.IM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2026-06-22T14:45:21Z",
    "title_canon_sha256": "aaf27a1f522d298365c98890ed89988f6bc43b9a6f4b51fbdea3c492cc1b38a0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.23421",
    "kind": "arxiv",
    "version": 1
  }
}