Pith Number

pith:KC45CYYU

pith:2016:KC45CYYU477NWQIE73DUK5P6NX

not attested not anchored not stored refs pending

`Zwicky's Nonet': a compact merging ensemble of nine galaxies and 4C 35.06, a peculiar radio galaxy with dancing radio jets

Ashish A. Mahabal, Ishwara-Chandra C.H., Joe Jacob, Joydeep Bagchi, K.G. Biju, Madhuri Gaikwad, Mahadev Pandge, M.K. Patil, M. Pandey-Pommier, M. Vivek, Pratik Dabhade, S. G. Djorgovski, Sheelu Abraham, Sunil Kumar P.

arxiv:1607.05080 v2 · 2016-07-18 · astro-ph.GA · 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{KC45CYYU477NWQIE73DUK5P6NX}

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	2026-05-18T00:37:57.615953Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50b9d16314e7fedb4104fec74575fe6ddea7bf13ea31e2f4b895938d3d5f9716

Aliases

arxiv: 1607.05080 · arxiv_version: 1607.05080v2 · doi: 10.48550/arxiv.1607.05080 · pith_short_12: KC45CYYU477N · pith_short_16: KC45CYYU477NWQIE · pith_short_8: KC45CYYU

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/KC45CYYU477NWQIE73DUK5P6NX \
  | 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: 50b9d16314e7fedb4104fec74575fe6ddea7bf13ea31e2f4b895938d3d5f9716

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c2dfd036670d4d9755f42ed23c22f1b712410d789c12b8e40937d05252d3f46",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-07-18T13:57:55Z",
    "title_canon_sha256": "e296f701b7633c31a166b2c61bd051b2030986ddadfa018c018f15a8420fbbd1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.05080",
    "kind": "arxiv",
    "version": 2
  }
}