Pith Number

pith:CSNJ3S43

pith:2015:CSNJ3S43AH6WDRSP5IDQQBWIJW

not attested not anchored not stored refs pending

Spectral ageing in the lobes of cluster-centre FR-II radio galaxies

Jeremy Harwood, Judith Croston, Martin Hardcastle

arxiv:1509.06757 v1 · 2015-09-22 · astro-ph.GA · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CSNJ3S43AH6WDRSP5IDQQBWIJW}

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	2026-05-18T01:29:20.425826Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

149a9dcb9b01fd61c64fea070806c84d997db1e83cc2860a744c02a3aa90e736

Aliases

arxiv: 1509.06757 · arxiv_version: 1509.06757v1 · doi: 10.48550/arxiv.1509.06757 · pith_short_12: CSNJ3S43AH6W · pith_short_16: CSNJ3S43AH6WDRSP · pith_short_8: CSNJ3S43

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/CSNJ3S43AH6WDRSP5IDQQBWIJW \
  | 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: 149a9dcb9b01fd61c64fea070806c84d997db1e83cc2860a744c02a3aa90e736

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "93f46c16f59b3291198d7c8caf07f2bf173d7dd69ae9abf4d749cff1aae32e4e",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-09-22T20:24:14Z",
    "title_canon_sha256": "0fc890187af10bdc808c0d250dc0fdb2bc3e7d32035b66721e0c7134665fd5b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.06757",
    "kind": "arxiv",
    "version": 1
  }
}