Pith Number

pith:2SQ3QNS7

pith:2007:2SQ3QNS7KKXNQS2URWL3QVOSLD

not attested not anchored not stored refs pending

A Chandra study of particle acceleration in the multiple hotspots of nearby radio galaxies

J. H. Croston, M. J. Hardcastle, R. P. Kraft

arxiv:0707.2865 v1 · 2007-07-19 · 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{2SQ3QNS7KKXNQS2URWL3QVOSLD}

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	2026-07-04T17:04:45.659554Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d4a1b8365f52aed84b548d97b855d258c89fc022b3023f1dc03626e4de095c99

Aliases

arxiv: 0707.2865 · arxiv_version: 0707.2865v1 · doi: 10.48550/arxiv.0707.2865 · pith_short_12: 2SQ3QNS7KKXN · pith_short_16: 2SQ3QNS7KKXNQS2U · pith_short_8: 2SQ3QNS7

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/2SQ3QNS7KKXNQS2URWL3QVOSLD \
  | 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: d4a1b8365f52aed84b548d97b855d258c89fc022b3023f1dc03626e4de095c99

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b66c60e28f675672697433621a014f097c0b022822fa41817ec23d3cceadc80e",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-07-19T10:01:33Z",
    "title_canon_sha256": "c320458e91679a7a3845e5ee28e3d857c21157a7c303118db83c3c535f4b260e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0707.2865",
    "kind": "arxiv",
    "version": 1
  }
}