Pith Number

pith:CKBYZIKA

pith:2006:CKBYZIKAI4SPNOA7KBPKXTZBJ7

not attested not anchored not stored refs pending

An XMM-Newton view of the young open cluster NGC 6231 -- II. The OB star population

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

arxiv:astro-ph/0607486 v1 · 2006-07-20 · 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{CKBYZIKAI4SPNOA7KBPKXTZBJ7}

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	2026-07-04T16:59:10.057742Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

12838ca1404724f6b81f505eabcf214fc4fb11da908b6165af0285304a28f0d4

Aliases

arxiv: astro-ph/0607486 · arxiv_version: astro-ph/0607486v1 · doi: 10.48550/arxiv.astro-ph/0607486 · pith_short_12: CKBYZIKAI4SP · pith_short_16: CKBYZIKAI4SPNOA7 · pith_short_8: CKBYZIKA

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/CKBYZIKAI4SPNOA7KBPKXTZBJ7 \
  | 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: 12838ca1404724f6b81f505eabcf214fc4fb11da908b6165af0285304a28f0d4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2be3c10ecf171737fcdc0a6b00efe3a89e03808c5c5689800778f2262eafc021",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-07-20T21:43:16Z",
    "title_canon_sha256": "90afe2db34cd76d61f42891ddd14debe7ca83eabd42bcebc691cf7ae33e21352"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0607486",
    "kind": "arxiv",
    "version": 1
  }
}