Pith Number

pith:23AUC27X

pith:2015:23AUC27XPKRJR2H6SDQGIG5FMU

not attested not anchored not stored refs pending

New insights into the evolution of the FR I radio galaxy 3C 270 (NGC 4261) from VLA and GMRT radio observations

C. H. Ishwara-Chandra, Diana M. Worrall, Ewan O'Sullivan, Konstantinos Kolokythas, Mark Birkinshaw, Simona Giacintucci, Somak Raychaudhury

arxiv:1503.07549 v1 · 2015-03-25 · 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{23AUC27XPKRJR2H6SDQGIG5FMU}

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	2026-05-18T00:09:48.187082Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6c1416bf77aa298e8fe90e0641ba56514e9ce23c7096da10329454364a6461e

Aliases

arxiv: 1503.07549 · arxiv_version: 1503.07549v1 · doi: 10.48550/arxiv.1503.07549 · pith_short_12: 23AUC27XPKRJ · pith_short_16: 23AUC27XPKRJR2H6 · pith_short_8: 23AUC27X

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/23AUC27XPKRJR2H6SDQGIG5FMU \
  | 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: d6c1416bf77aa298e8fe90e0641ba56514e9ce23c7096da10329454364a6461e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a81ef6e54048ab174aff866cd76466ca6fd71a74bc96c5e0310cb614fd635253",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-03-25T20:51:51Z",
    "title_canon_sha256": "07eef50d303a4e15ed60a7bec7e01dbc97ef745530dfb5172689d30bbf785321"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.07549",
    "kind": "arxiv",
    "version": 1
  }
}