Pith Number

pith:LLKHUBSF

pith:2019:LLKHUBSFVQLEP7ZKHIF7LM4VHN

not attested not anchored not stored refs pending

A geometric distance measurement to the Galactic Center black hole with 0.3% uncertainty

A. Amorim, A. Eckart, A. Jimenez-Rosales, A. Sternberg, C. Straubmeier, E. Gendron, E. Sturm, E. Wieprecht, E. Wiezorrek, F. Eisenhauer, F. Gao, F. Vincent, F. Widmann, G. Duvert, G. Perrin, G. Rodriguez Coira, G. Rousset, H. Bonnet, I. Waisberg, J.-B. Le Bouquin, J. Dexter, J.P. Berger, J. Woillez, K. Perraut, L. Jocou, L.J. Tacconi, M. Bauboeck, M. Habibi, M. Horrobin, N.M. Foerster Schreiber, O. Gerhard, O. Pfuhl, O. Straub, P. Garcia, P. Kervella, P. Lena, P.T. de Zeeuw, R. Abuter, R. Genzel, S. Gillessen, S. Hippler, S. Lacour, S. Rabien, S. Scheithauer, S. von Fellenberg, S. Yazici (The GRAVITY Collaboration), T. Henning, T. Ott, T. Paumard, V. Coude du Foresto, V. Lapeyrere, W. Brandner, X. Haubois, Y. Clenet

arxiv:1904.05721 v1 · 2019-04-11 · 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{LLKHUBSFVQLEP7ZKHIF7LM4VHN}

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

7 papers in Pith

VAPOLA -- A multi-year, multi-band polarization survey of AGN and Sgr A* at mm wavelengths with ALMA I. Survey Overview and Science-Ready Archival Products

Unveiling the Milky Way with a Gaia DR3 census of OB-type stars within 2 kpc. I. Tracing local Galactic structure, massive star-forming regions and core-collapse supernova progenitors

A Jet from a Nearly Dormant Black Hole

Equilibrium Core and Vortex Solutions of Bose Einstein Condensate Dark Matter around a Black Hole

A New Timing Signature of Black Hole Spin: Time-Delay Asymmetry in Kerr Accretion Flows

Receipt and verification

First computed	2026-07-05T00:11:33.531304Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ad47a0645ac1647ff2a3a0bf5b3953b5fe8887f3602282d43bd7b0056f152de

Aliases

arxiv: 1904.05721 · arxiv_version: 1904.05721v1 · doi: 10.48550/arxiv.1904.05721 · pith_short_12: LLKHUBSFVQLE · pith_short_16: LLKHUBSFVQLEP7ZK · pith_short_8: LLKHUBSF

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/LLKHUBSFVQLEP7ZKHIF7LM4VHN \
  | 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: 5ad47a0645ac1647ff2a3a0bf5b3953b5fe8887f3602282d43bd7b0056f152de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f66566ad52c03c4328beb2b38183be6253bd85799f92b3c0d4ff4f22b2de617a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-04-11T14:34:00Z",
    "title_canon_sha256": "af212e8ba9650df2817fba2943da28e2f9211a81daffa29245710cd18db1566e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.05721",
    "kind": "arxiv",
    "version": 1
  }
}