Pith Number

pith:JE5YRTWX

pith:2011:JE5YRTWXLVW5N5B3OIKOQGF3TQ

not attested not anchored not stored refs pending

The radio continuum structure of Centaurus A at 1.4 GHz

Bryan Gaensler, Emma Lindley, Enno Middelberg, Ilana Feain, Joss Bland-Hawthorn, Juergen Ott, Mark Calabretta, Melanie Johnston-Hollitt, Naomi McClure-Griffiths, Ray Norris, Ron Ekers, Sarka Jiraskova, Shane O'Sullivan, Tara Murphy, Tim Cornwell

arxiv:1104.0077 v2 · 2011-04-01 · 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{JE5YRTWXLVW5N5B3OIKOQGF3TQ}

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	2026-05-18T02:02:41.696625Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

493b88ced75d6dd6f43b7214e818bb9c0a54aa6577bf5fde1be9d0088f85d481

Aliases

arxiv: 1104.0077 · arxiv_version: 1104.0077v2 · doi: 10.48550/arxiv.1104.0077 · pith_short_12: JE5YRTWXLVW5 · pith_short_16: JE5YRTWXLVW5N5B3 · pith_short_8: JE5YRTWX

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/JE5YRTWXLVW5N5B3OIKOQGF3TQ \
  | 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: 493b88ced75d6dd6f43b7214e818bb9c0a54aa6577bf5fde1be9d0088f85d481

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e28f7dc8c865c41ea3ba5a44ef7dd835bd8cf29118d36869ce769d7da79d8b40",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-04-01T04:41:04Z",
    "title_canon_sha256": "5f7e7420093375ec889da7b459ea7db61034311ba30f4bffa408a96612536fff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.0077",
    "kind": "arxiv",
    "version": 2
  }
}