Pith Number

pith:O7PXADX6

pith:2004:O7PXADX6KT6AXKPB6L4X6L5XYZ

not attested not anchored not stored refs pending

NGC 6231: X-ray properties of the early-type star population

E. Gosset, G. Rauw, H. Sana, H. Sung, J.-M. Vreux, Y. Naze

arxiv:astro-ph/0411461 v1 · 2004-11-16 · 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{O7PXADX6KT6AXKPB6L4X6L5XYZ}

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	2026-07-04T14:13:54.375007Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77df700efe54fc0ba9e1f2f97f2fb7c66428792a9a0756d334ce5e439daa86b1

Aliases

arxiv: astro-ph/0411461 · arxiv_version: astro-ph/0411461v1 · doi: 10.48550/arxiv.astro-ph/0411461 · pith_short_12: O7PXADX6KT6A · pith_short_16: O7PXADX6KT6AXKPB · pith_short_8: O7PXADX6

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/O7PXADX6KT6AXKPB6L4X6L5XYZ \
  | 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: 77df700efe54fc0ba9e1f2f97f2fb7c66428792a9a0756d334ce5e439daa86b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4fc189c11f69eb079a707261b3832b7320d0e08e5b24802cba4f67ca1f7e24f5",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-11-16T17:39:38Z",
    "title_canon_sha256": "3ec2c94348b6976e0f9de95d2c203ee4772d4e2966a5c98e89491d579911efd0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0411461",
    "kind": "arxiv",
    "version": 1
  }
}