Pith Number

pith:M3H7PEJ4

pith:2018:M3H7PEJ477LEIZOOBEGVIVVTRK

not attested not anchored not stored refs pending

Black Hole Parameter Estimation from Its Shadow

Rahul Kumar, Sushant G. Ghosh

arxiv:1811.01260 v4 · 2018-11-03 · gr-qc

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M3H7PEJ477LEIZOOBEGVIVVTRK}

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

5 papers in Pith

Joule-Thomson Effect and Geodesic Structure of Charged AdS Black Holes in f(R,T) Coupled with Nonlinear Electrodynamics

Shadow dependent phenomenology framework for rotating black hole metric

Relative Magnification Factor of Point Sources on Accretion Disks

Probing Kalb-Ramond gravity with charged rotating black holes: constraints from EHT observations

Receipt and verification

First computed	2026-07-05T01:01:32.839460Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

66cff7913cffd64465ce090d5456b38a9e9a6ff5624d6af2c73ae056f486f74f

Aliases

arxiv: 1811.01260 · arxiv_version: 1811.01260v4 · doi: 10.48550/arxiv.1811.01260 · pith_short_12: M3H7PEJ477LE · pith_short_16: M3H7PEJ477LEIZOO · pith_short_8: M3H7PEJ4

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/M3H7PEJ477LEIZOOBEGVIVVTRK \
  | 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: 66cff7913cffd64465ce090d5456b38a9e9a6ff5624d6af2c73ae056f486f74f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "549a59b4013f0052b3f87d45f478689ccbd1259308e1488b761c862ee9be3494",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-11-03T18:04:33Z",
    "title_canon_sha256": "606955804fe42b8f09645403ab36ae9cd814a5dddf4f33266731e3d49062b15d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.01260",
    "kind": "arxiv",
    "version": 4
  }
}