Pith Number

pith:XLZ7PF5O

pith:2018:XLZ7PF5OUJNHFEPEVWFTW36FQ2

not attested not anchored not stored refs pending

AGN Black hole mass estimates using polarization in broad emission Lines

2), (2) Astronomical Observatory Belgrade, 3), (3) Department of Astronomy, (4) Astrophysical Observatory of the Russian Academy of Sciences, {\DJ}. Savi\'c (1, Faculty of Mathematics, F. Marin (1), L. \v{C}. Popovi\'c (2, Nizhnij Arkhyz), R. Goosmann (1), Universit\'e de Strasbourg, University of Belgrade, V. L. Afanasiev (4) ((1) Observatoire Astronomique de Strasbourg

arxiv:1801.06097 v1 · 2018-01-18 · 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{XLZ7PF5OUJNHFEPEVWFTW36FQ2}

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	2026-05-18T00:11:38.840882Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

baf3f797aea25a7291e4ad8b3b6fc5868df5a15afd5914e36fe158ececa9916b

Aliases

arxiv: 1801.06097 · arxiv_version: 1801.06097v1 · doi: 10.48550/arxiv.1801.06097 · pith_short_12: XLZ7PF5OUJNH · pith_short_16: XLZ7PF5OUJNHFEPE · pith_short_8: XLZ7PF5O

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/XLZ7PF5OUJNHFEPEVWFTW36FQ2 \
  | 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: baf3f797aea25a7291e4ad8b3b6fc5868df5a15afd5914e36fe158ececa9916b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ba512d3fbf10379b996896dcb2d4c930ebbd73fc3f60d6401b64b16b0624cc6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-01-18T15:40:23Z",
    "title_canon_sha256": "480c07a21583fe9ad7c94cb7cc3b5d170d460c37f87d5e13156d0bca892c97f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.06097",
    "kind": "arxiv",
    "version": 1
  }
}