Pith Number

pith:COK5CLOU

pith:2026:COK5CLOUYJZ4OZIQYH3ESAGA3Y

not attested not anchored not stored refs pending

A new look at old devils. II: New insights on classical radio galaxies from MeerKAT and uGMRT

Bernie Fanaroff, Dharam V. Lal, Oleg M. Smirnov, Portia P. Legodi, Simona Giacintucci, Tiziana Venturi

arxiv:2607.25867 v1 · 2026-07-28 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{COK5CLOUYJZ4OZIQYH3ESAGA3Y}

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	2026-07-29T01:26:07.737167Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1395d12dd4c273c76510c1f64900c0de1aa128db5cbaef1747e1dd13ac52f628

Aliases

arxiv: 2607.25867 · arxiv_version: 2607.25867v1 · doi: 10.48550/arxiv.2607.25867 · pith_short_12: COK5CLOUYJZ4 · pith_short_16: COK5CLOUYJZ4OZIQ · pith_short_8: COK5CLOU

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/COK5CLOUYJZ4OZIQYH3ESAGA3Y \
  | 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: 1395d12dd4c273c76510c1f64900c0de1aa128db5cbaef1747e1dd13ac52f628

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9a4389ed53cdfdab35290f330bfd16924db99e7cca4692e7a77e608b69d3e426",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2026-07-28T15:35:15Z",
    "title_canon_sha256": "3c88dbf237cee48f7d448c2b39ec4b86351e9620520e46b3390be675bc6297e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.25867",
    "kind": "arxiv",
    "version": 1
  }
}