Pith Number

pith:2LZB5ISR

pith:2024:2LZB5ISRQL76ZHOXVZ5YM3LSRF

not attested not anchored not stored refs pending

Estimating Masses of Supermassive Black Holes in Active Galactic Nuclei from the Halpha Emission Line

A. Pizzella, B. Dalla Barba, B.M. Peterson, C.J. Grier, D. Gasparri, D.P. Schneider, E. Dalla Bont\`a, E. Iodice, E.M. Corsini, E. Portaluri, K. Horne, L.C. Ho, L. Foschini, L. Morelli, M. Berton, M. Dehghanian, M. Vestergaard, R. Davies, R. Edelson, S. Ciroi, W.N. Brandt, Y. Shen

arxiv:2410.21387 v2 · 2024-10-28 · 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{2LZB5ISRQL76ZHOXVZ5YM3LSRF}

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.

Cited by

1 paper in Pith

Tracing Active Galactic Nuclei Properties Through a Changing-look Event

Receipt and verification

First computed	2026-07-05T10:42:38.789889Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d2f21ea25182ffec9dd7ae7b866d728941bda1a10d47a8b1517d04428ba6ca60

Aliases

arxiv: 2410.21387 · arxiv_version: 2410.21387v2 · doi: 10.48550/arxiv.2410.21387 · pith_short_12: 2LZB5ISRQL76 · pith_short_16: 2LZB5ISRQL76ZHOX · pith_short_8: 2LZB5ISR

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/2LZB5ISRQL76ZHOXVZ5YM3LSRF \
  | 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: d2f21ea25182ffec9dd7ae7b866d728941bda1a10d47a8b1517d04428ba6ca60

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54fb9b3bf40942cff3a9da3153391f4d1f16739922ef955c1a25ab95b24aba42",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2024-10-28T18:00:03Z",
    "title_canon_sha256": "cd1bb64b2ba3bca6e8b817f7a0d268330fa11063fd33f241edf8f908307970db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2410.21387",
    "kind": "arxiv",
    "version": 2
  }
}