Pith Number

pith:NS5PTMMR

pith:2012:NS5PTMMR5IGNNOH5MERO7MAXJC

not attested not anchored not stored refs pending

Measuring the 3D shape of X-ray clusters

Andreas Skielboe, Johan Samsing, Steen H. Hansen

arxiv:1201.5591 v2 · 2012-01-26 · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NS5PTMMR5IGNNOH5MERO7MAXJC}

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	2026-05-18T03:57:02.775453Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6cbaf9b191ea0cd6b8fd6122efb017488bf4665fe311c460b7b50343084122f0

Aliases

arxiv: 1201.5591 · arxiv_version: 1201.5591v2 · doi: 10.48550/arxiv.1201.5591 · pith_short_12: NS5PTMMR5IGN · pith_short_16: NS5PTMMR5IGNNOH5 · pith_short_8: NS5PTMMR

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/NS5PTMMR5IGNNOH5MERO7MAXJC \
  | 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: 6cbaf9b191ea0cd6b8fd6122efb017488bf4665fe311c460b7b50343084122f0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a4d7909fca21f8f2de10d4bffa643c404ea58bf3328bc77ff270a4ed3646e5e6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-01-26T17:56:57Z",
    "title_canon_sha256": "83fd810ec5ff419b27a4798fd26ea93811f8a9a26d1eed3d40e8778f8b9303b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.5591",
    "kind": "arxiv",
    "version": 2
  }
}