Pith Number

pith:4LPQJTTR

pith:2006:4LPQJTTRKIHWYIRQ3K6N72INMI

not attested not anchored not stored refs pending

The Two-dimensional XMM-Newton Group Survey: z<0.012 groups

Alexis Finoguenov, David S. Davis, John S. Mulchaey, Marc Zimer

arxiv:astro-ph/0611858 v1 · 2006-11-28 · 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{4LPQJTTRKIHWYIRQ3K6N72INMI}

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	2026-05-18T04:29:15.160166Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2df04ce71520f6c2230dabcdfe90d6225f2f4fe8ac7108e87109e2bf107d553

Aliases

arxiv: astro-ph/0611858 · arxiv_version: astro-ph/0611858v1 · doi: 10.48550/arxiv.astro-ph/0611858 · pith_short_12: 4LPQJTTRKIHW · pith_short_16: 4LPQJTTRKIHWYIRQ · pith_short_8: 4LPQJTTR

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/4LPQJTTRKIHWYIRQ3K6N72INMI \
  | 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: e2df04ce71520f6c2230dabcdfe90d6225f2f4fe8ac7108e87109e2bf107d553

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bc769f932960a827c3b492bf11c355cb384c5a000ef4aa9a3b983f7cd71e2be2",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-11-28T19:32:49Z",
    "title_canon_sha256": "c7edaa15700d3365bd9a415082b3fca39beb988b250e504cc9d9a864c8949ef3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0611858",
    "kind": "arxiv",
    "version": 1
  }
}