Pith Number

pith:Z6QVKZ24

pith:2024:Z6QVKZ24OVCSOUORV3ZPWDPFQX

not attested not anchored not stored refs pending

Double, double, toil, and trouble: The tails, bubbles, and knots of the local compact obscured nucleus galaxy NGC4418

A. S. Evans, C. F. Wethers, C. Henkel, C. Ricci, C. Yang, D. Rigopoulou, F. Stanley, G. C. Privon, I. Garcia-Bernete, J. Gallagher, K. Onishi, L. Barcos-Munoz F. Combes, M. Gorski, M. Imanishi, M. Sato, R. Beswick, S. Aalto, S. K\"onig, S. Mart\'in, S. Muller, S. Viti, T. Diaz-Santos, Y. Nishimura

arxiv:2402.17590 v1 · 2024-02-27 · 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{Z6QVKZ24OVCSOUORV3ZPWDPFQX}

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	2026-07-05T07:49:48.688021Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cfa155675c75452751d1aef2fb0de585c71cdc28c0662f70bd9463be37df63d7

Aliases

arxiv: 2402.17590 · arxiv_version: 2402.17590v1 · doi: 10.48550/arxiv.2402.17590 · pith_short_12: Z6QVKZ24OVCS · pith_short_16: Z6QVKZ24OVCSOUOR · pith_short_8: Z6QVKZ24

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/Z6QVKZ24OVCSOUORV3ZPWDPFQX \
  | 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: cfa155675c75452751d1aef2fb0de585c71cdc28c0662f70bd9463be37df63d7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "75648195bb437bdd5f23dfc089ea65dd72a5a70d5786e90348f23888dcc3e295",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2024-02-27T15:23:39Z",
    "title_canon_sha256": "21aeb9f526e3e60057b9927ca17359d1df0434f598bf03c7f225b9e22d1a8e3a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2402.17590",
    "kind": "arxiv",
    "version": 1
  }
}