Pith Number

pith:Q4KVUIWM

pith:2018:Q4KVUIWM6DXCQRFJ45B7O4N3KY

not attested not anchored not stored refs pending

Spatially resolved rotation of the broad-line region of a quasar at sub-parsec scale

A. Amorim, A. Eckart, B. M. Peterson, C. Straubmeier, D. Gratadour, D. Lutz, D. Rouan, F. Eisenhauer, F. Millour, F. Widmann, G. Perrin, GRAVITY Collaboration: E. Sturm, H. Netzer, I. Waisberg, J. Dexter, J. Woillez, K. Perraut, L. J. Tacconi, M. Kishimoto, M. R. Stock, N. M. F\"orster Schreiber, O. Pfuhl, P. J. V. Garcia, P. O. Petrucci, R. Genzel, R. I. Davies, S. F. H\"onig, S. Gillessen, S. Lacour, S. Scheithauer, T. Ott, T. Paumard, W. Brandner, Y. Cl\'enet

arxiv:1811.11195 v1 · 2018-11-27 · 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{Q4KVUIWM6DXCQRFJ45B7O4N3KY}

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

Cosmology Intertwined: A Review of the Particle Physics, Astrophysics, and Cosmology Associated with the Cosmological Tensions and Anomalies

Receipt and verification

First computed	2026-05-17T23:59:44.497085Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87155a22ccf0ee2844a9e743f771bb5607f444e626f10dbff7716a14a1ba41ee

Aliases

arxiv: 1811.11195 · arxiv_version: 1811.11195v1 · doi: 10.48550/arxiv.1811.11195 · pith_short_12: Q4KVUIWM6DXC · pith_short_16: Q4KVUIWM6DXCQRFJ · pith_short_8: Q4KVUIWM

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/Q4KVUIWM6DXCQRFJ45B7O4N3KY \
  | 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: 87155a22ccf0ee2844a9e743f771bb5607f444e626f10dbff7716a14a1ba41ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "57f4283d0450ba7bc6dbc270f8c7fdc541ab867f18dfab4a2126b9ccb650752e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-11-27T19:00:18Z",
    "title_canon_sha256": "b390824030321a3e9f595f9bfacc0a643f433b471433a06e3fccaaebe48bacf6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.11195",
    "kind": "arxiv",
    "version": 1
  }
}