Pith Number

pith:7RDYK4AC

pith:2025:7RDYK4ACOM4O6WYDRF4BIU275Z

not attested not anchored not stored refs pending

High resolution radio analysis of the starburst galaxy NGC 4527: signatures of an AGN core

C. A. Galante, G. E. Romero, J. Saponara, P. Benaglia

arxiv:2507.02204 v1 · 2025-07-02 · 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{7RDYK4ACOM4O6WYDRF4BIU275Z}

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	2026-07-05T12:02:03.100503Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc478570027338ef5b03897814535fee71bd6e0a8ffdad1c22a9782d0435afd3

Aliases

arxiv: 2507.02204 · arxiv_version: 2507.02204v1 · doi: 10.48550/arxiv.2507.02204 · pith_short_12: 7RDYK4ACOM4O · pith_short_16: 7RDYK4ACOM4O6WYD · pith_short_8: 7RDYK4AC

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/7RDYK4ACOM4O6WYDRF4BIU275Z \
  | 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: fc478570027338ef5b03897814535fee71bd6e0a8ffdad1c22a9782d0435afd3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c4db7d72480d30b9d8148bf07f0697978beff6f39dd2d7958081fd6110adbeee",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2025-07-02T23:51:16Z",
    "title_canon_sha256": "2de2beb8df5218a5e18cc90f1545b4ff822e91ea97a65f840cc6da61dbcced9a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.02204",
    "kind": "arxiv",
    "version": 1
  }
}