Pith Number

pith:Y7Q7VA7O

pith:2007:Y7Q7VA7OOCA4AUXI6SCU7NBE3K

not attested not anchored not stored refs pending

The Disturbed 17 keV Cluster Associated with the Radio Galaxy 3C 438

C. Jones, M. J. Hardcastle, P. E. J. Nulsen, R. P. Kraft, W. R. Forman

arxiv:0706.4014 v1 · 2007-06-27 · 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{Y7Q7VA7OOCA4AUXI6SCU7NBE3K}

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	2026-07-04T17:04:27.495423Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7e1fa83ee7081c052e8f4854fb424dab91cd449fadec481b6e4565a971eae6e

Aliases

arxiv: 0706.4014 · arxiv_version: 0706.4014v1 · doi: 10.48550/arxiv.0706.4014 · pith_short_12: Y7Q7VA7OOCA4 · pith_short_16: Y7Q7VA7OOCA4AUXI · pith_short_8: Y7Q7VA7O

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/Y7Q7VA7OOCA4AUXI6SCU7NBE3K \
  | 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: c7e1fa83ee7081c052e8f4854fb424dab91cd449fadec481b6e4565a971eae6e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a060402f78870a85acc3e185de1d338ee3f96068b68c6af1eb532f09839953e9",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-06-27T12:42:38Z",
    "title_canon_sha256": "cf9bd4749cb5ede804b7992225c3dd7daf9af5917e5d29e10fba76b048c16b59"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0706.4014",
    "kind": "arxiv",
    "version": 1
  }
}