Pith Number

pith:IWKH74RM

pith:2024:IWKH74RMKDL6NMFTBY364GQH4A

not attested not anchored not stored refs pending

Precise and efficient modeling of stellar-activity-affected solar spectra using SOAP-GPU

Alessandro Sozzetti, Ansgar Reiners, Khaled Al Moulla, Michael Cretignier, Momo Ellwarth, Xavier Dumusque, Yinan Zhao

arxiv:2412.13500 v1 · 2024-12-18 · astro-ph.SR · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IWKH74RMKDL6NMFTBY364GQH4A}

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	2026-07-05T10:06:32.532981Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

45947ff22c50d7e6b0b30e37ee1a07e03a24b2516a14260d4ac7be2d1169e2ca

Aliases

arxiv: 2412.13500 · arxiv_version: 2412.13500v1 · doi: 10.48550/arxiv.2412.13500 · pith_short_12: IWKH74RMKDL6 · pith_short_16: IWKH74RMKDL6NMFT · pith_short_8: IWKH74RM

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/IWKH74RMKDL6NMFTBY364GQH4A \
  | 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: 45947ff22c50d7e6b0b30e37ee1a07e03a24b2516a14260d4ac7be2d1169e2ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "012cb430a2424fba7bea8fc7d9723a5faf286cf5cb659572836c3869c8d2fce4",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2024-12-18T04:45:24Z",
    "title_canon_sha256": "0aa3aa7d4e1b576778d4c4162f1d2c00d3a659b369b28397e008a9d584792819"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2412.13500",
    "kind": "arxiv",
    "version": 1
  }
}