Pith Number

pith:PBJKXZHR

pith:2022:PBJKXZHRNBL7SP56MACZGOVA46

not attested not anchored not stored refs pending

Systematically smaller single-epoch quasar black hole masses using a radius-luminosity relationship corrected for spectral bias

Adam D. Myers, Brandon M. Matthews, Cooper Dix, Jacob N. McLane, Jaya Maithil, Jian-Min Wang, Michael S. Brotherton, Ohad Shemmer, Pu Du

arxiv:2206.11486 v1 · 2022-06-23 · 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{PBJKXZHRNBL7SP56MACZGOVA46}

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	2026-07-05T04:37:40.852310Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7852abe4f16857f93fbe6005933aa0e7ad3d5019941115f6cc879bbc35c83404

Aliases

arxiv: 2206.11486 · arxiv_version: 2206.11486v1 · doi: 10.48550/arxiv.2206.11486 · pith_short_12: PBJKXZHRNBL7 · pith_short_16: PBJKXZHRNBL7SP56 · pith_short_8: PBJKXZHR

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/PBJKXZHRNBL7SP56MACZGOVA46 \
  | 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: 7852abe4f16857f93fbe6005933aa0e7ad3d5019941115f6cc879bbc35c83404

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "520b0729e0069561c19233a4f3a340939837e20d63e2eac61f26dc4f9e10b891",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-06-23T05:51:43Z",
    "title_canon_sha256": "210028384a800175c9e58b3f1373cdfb0bc57127841758142e50f240f2faaeb9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2206.11486",
    "kind": "arxiv",
    "version": 1
  }
}