Pith Number

pith:CPFMQR7M

pith:2002:CPFMQR7MODLYRHGQWNI4IHD7B5

not attested not anchored not stored refs pending

Vertical scaleheights in a gravitationally coupled, three-component Galactic disk

Bangalore, Chaitra A. Narayan, Chanda J. Jog (Indian Institute of Science, India)

arxiv:astro-ph/0210239 v1 · 2002-10-10 · 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{CPFMQR7MODLYRHGQWNI4IHD7B5}

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	2026-07-04T16:30:57.255264Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

13cac847ec70d7889cd0b351c41c7f0f6d38c407b8d52c29b317ef3661aa5044

Aliases

arxiv: astro-ph/0210239 · arxiv_version: astro-ph/0210239v1 · doi: 10.48550/arxiv.astro-ph/0210239 · pith_short_12: CPFMQR7MODLY · pith_short_16: CPFMQR7MODLYRHGQ · pith_short_8: CPFMQR7M

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/CPFMQR7MODLYRHGQWNI4IHD7B5 \
  | 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: 13cac847ec70d7889cd0b351c41c7f0f6d38c407b8d52c29b317ef3661aa5044

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "035a6578d9c8c3bd0e95caf61edb2d664661319b72ebe212bbae008a1b4f1d87",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-10-10T14:56:14Z",
    "title_canon_sha256": "035f9e8b88c06763150dcf67e0fe9834dd16a921b62b711490fd6bb3ebb7a445"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0210239",
    "kind": "arxiv",
    "version": 1
  }
}