Pith Number

pith:UUQAERAY

pith:2018:UUQAERAYWHR23DZIDNLOZ4UD2Q

not attested not anchored not stored refs pending

NGC 1275: an outlier of the black hole-host scaling relations

Alessandro Marconi, Angela Bongiorno, Cristian Vignali, Eleonora Sani, Fabio La Franca, Federica Ricci, Francesca Onori, Francesco Shankar, Marcella Brusa, Stefano Bianchi

arxiv:1803.11013 v1 · 2018-03-29 · 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{UUQAERAYWHR23DZIDNLOZ4UD2Q}

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	2026-05-18T00:19:49.504978Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a520024418b1e3ad8f281b56ecf283d415b4be1718a91ac9f56d36092f0afaee

Aliases

arxiv: 1803.11013 · arxiv_version: 1803.11013v1 · doi: 10.48550/arxiv.1803.11013 · pith_short_12: UUQAERAYWHR2 · pith_short_16: UUQAERAYWHR23DZI · pith_short_8: UUQAERAY

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/UUQAERAYWHR23DZIDNLOZ4UD2Q \
  | 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: a520024418b1e3ad8f281b56ecf283d415b4be1718a91ac9f56d36092f0afaee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "65fe7fb14b4ff0afc3a630e6a6e1535cb38b4779a782601cfe606bedfb24343f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-03-29T11:22:48Z",
    "title_canon_sha256": "332a8ca69c829ce258cd81525a1a8112f46ddad8a21d9b03c84d5eb2e390f27e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.11013",
    "kind": "arxiv",
    "version": 1
  }
}