Pith Number

pith:CY4D3QSA

pith:1995:CY4D3QSAY35M52SVZ2OW7ZVZRW

not attested not anchored not stored refs pending

The Sun

A.M. Mathai, H.J. Haubold

arxiv:astro-ph/9505118 v1 · 1995-05-25 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CY4D3QSAY35M52SVZ2OW7ZVZRW}

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	2026-05-18T04:27:45.999227Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

16383dc240c6faceea55ce9d6fe6b98db9da5fff7604368591f486155b622454

Aliases

arxiv: astro-ph/9505118 · arxiv_version: astro-ph/9505118v1 · doi: 10.48550/arxiv.astro-ph/9505118 · pith_short_12: CY4D3QSAY35M · pith_short_16: CY4D3QSAY35M52SV · pith_short_8: CY4D3QSA

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/CY4D3QSAY35M52SVZ2OW7ZVZRW \
  | 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: 16383dc240c6faceea55ce9d6fe6b98db9da5fff7604368591f486155b622454

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "66d07b2a877d42ffaec6f9d126e03e4c45f6276eadc89607885ccce867cb82b6",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1995-05-25T19:26:07Z",
    "title_canon_sha256": "f99f996daf45ff7005d515a01538d792c7449aa121b7469b8f52d426f3185613"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9505118",
    "kind": "arxiv",
    "version": 1
  }
}