Pith Number

pith:SZC4BPXJ

pith:2020:SZC4BPXJ6WUPGKPQEIBRSNEPSJ

not attested not anchored not stored refs pending

Larger $\lambda_R$ in the disc of isolated active spiral galaxies than in their non-active twins

B. Garc\'ia-Lorenzo, C. Ramos Almeida, I. del Moral-Castro, I. M\'arquez, J. Falc\'on-Barroso, J. Masegosa, P. S\'anchez-Bl\'azquez, S.F. S\'anchez, T. Ruiz-Lara

arxiv:2006.12654 v1 · 2020-06-22 · 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{SZC4BPXJ6WUPGKPQEIBRSNEPSJ}

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	2026-07-05T01:19:09.708063Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9645c0bee9f5a8f329f0220319348f9246f3e63b90d6f6cb4f83c62b08cac046

Aliases

arxiv: 2006.12654 · arxiv_version: 2006.12654v1 · doi: 10.48550/arxiv.2006.12654 · pith_short_12: SZC4BPXJ6WUP · pith_short_16: SZC4BPXJ6WUPGKPQ · pith_short_8: SZC4BPXJ

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/SZC4BPXJ6WUPGKPQEIBRSNEPSJ \
  | 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: 9645c0bee9f5a8f329f0220319348f9246f3e63b90d6f6cb4f83c62b08cac046

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a41ce9dd8f10f640c2cf445db5732f76a9905bcb8d275939b2d3191a24163ab2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-06-22T22:40:20Z",
    "title_canon_sha256": "2682dc7b8d024e0a835925975de6a54e722cccf2225eb4f8d784f1d988eb4a75"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.12654",
    "kind": "arxiv",
    "version": 1
  }
}