Pith Number

pith:GVPMSVX5

pith:2025:GVPMSVX5EHPXWJDHQYUNKQVADN

not attested not anchored not stored refs pending

A method of Extracting Flat Field from Real Time Solar Observation Data

Hui Liu, Kaifan Ji, WeiJie Meng, Yahui Jin, Zhenyu Jin

arxiv:2503.15094 v2 · 2025-03-19 · astro-ph.IM · 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{GVPMSVX5EHPXWJDHQYUNKQVADN}

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	2026-07-05T10:35:48.828710Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

355ec956fd21df7b24678628d542a01b79d215cc4895392f2b1382b68d126834

Aliases

arxiv: 2503.15094 · arxiv_version: 2503.15094v2 · doi: 10.48550/arxiv.2503.15094 · pith_short_12: GVPMSVX5EHPX · pith_short_16: GVPMSVX5EHPXWJDH · pith_short_8: GVPMSVX5

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/GVPMSVX5EHPXWJDHQYUNKQVADN \
  | 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: 355ec956fd21df7b24678628d542a01b79d215cc4895392f2b1382b68d126834

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d592121e0e04777ffdf89a615b825cba44210a9cee2e1fa84e25bfd19585b4a",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2025-03-19T10:48:13Z",
    "title_canon_sha256": "f165f4ba816850625999605094021cd0fcb9314431448d3c76c4e6ccf1572a3b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.15094",
    "kind": "arxiv",
    "version": 2
  }
}