Pith Number

pith:HBGDVATE

pith:2019:HBGDVATEOEUWCUD4BFMSXTUSRF

not attested not anchored not stored refs pending

Black Hole Surrounded by a Dark Matter Halo in the M87 Galactic Center and its Identification with Shadow Images

Kimet Jusufi, Mubasher Jamil, Paolo Salucci, Sumarna Haroon, Tao Zhu

arxiv:1905.11803 v4 · 2019-05-20 · physics.gen-ph · 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{HBGDVATEOEUWCUD4BFMSXTUSRF}

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

4 papers in Pith

Cosmological coupled black holes immersed in dark sector

Black holes surrounded by dark matter spike: Spacetime metrics and gravitational wave ringdown waveforms

Cosmological coupled black holes immersed in dark sector

Strong-field signatures of a regular black hole in an Einasto dark matter halo

Receipt and verification

First computed	2026-07-05T00:01:00.250978Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

384c3a8264712961507c09592bce9289546858ff377ceb3b3aafb4f76b078322

Aliases

arxiv: 1905.11803 · arxiv_version: 1905.11803v4 · doi: 10.48550/arxiv.1905.11803 · pith_short_12: HBGDVATEOEUW · pith_short_16: HBGDVATEOEUWCUD4 · pith_short_8: HBGDVATE

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/HBGDVATEOEUWCUD4BFMSXTUSRF \
  | 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: 384c3a8264712961507c09592bce9289546858ff377ceb3b3aafb4f76b078322

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a9ca4ba1b653a8f9224a7b101373108d2a667c9cc044793be225d09d2313100",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "2019-05-20T12:55:38Z",
    "title_canon_sha256": "1ceda01f1ebdc607a6ebdee81cff18d012d76a8e489c56a7cbc9199333916665"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.11803",
    "kind": "arxiv",
    "version": 4
  }
}