Pith Number

pith:XZ6OFETO

pith:2006:XZ6OFETO6ICO5PU5PQCP2YKLZ7

not attested not anchored not stored refs pending

The peculiar sdB NGC6121-V46: A low-mass double degenerate ellipsoidal variable in a globular cluster

F. Grundahl, H. Bruntt, H. Drechsel, R. Napiwotzki, S. Frandsen, S. J. O'Toole, U. Heber

arxiv:astro-ph/0605441 v1 · 2006-05-18 · 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{XZ6OFETO6ICO5PU5PQCP2YKLZ7}

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	2026-07-04T14:54:19.798249Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be7ce2926ef204eebe9d7c04fd614bcffc43b275b00a0a6bf3abbbc0363eebfb

Aliases

arxiv: astro-ph/0605441 · arxiv_version: astro-ph/0605441v1 · doi: 10.48550/arxiv.astro-ph/0605441 · pith_short_12: XZ6OFETO6ICO · pith_short_16: XZ6OFETO6ICO5PU5 · pith_short_8: XZ6OFETO

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/XZ6OFETO6ICO5PU5PQCP2YKLZ7 \
  | 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: be7ce2926ef204eebe9d7c04fd614bcffc43b275b00a0a6bf3abbbc0363eebfb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b74d84341d5e4b71f6311071efb580f068a25d8dc635efb51050fcae4921933",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-05-18T02:24:37Z",
    "title_canon_sha256": "4cef2dc1ac167098ad22fba44d8a25de5bf751e4fac37a8e4afc18933038645b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0605441",
    "kind": "arxiv",
    "version": 1
  }
}