Pith Number

pith:OLV4WDF7

pith:2019:OLV4WDF7WAZOYDAZ3BTUZQPVF6

not attested not anchored not stored refs pending

Evolution of black hole shadow in the presence of ultralight bosons

Rittick Roy, Urjit A. Yajnik

arxiv:1906.03190 v2 · 2019-06-07 · gr-qc · astro-ph.HE · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OLV4WDF7WAZOYDAZ3BTUZQPVF6}

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

Effect of gravitational wave on shadow of a Schwarzschild black hole

Receipt and verification

First computed	2026-07-05T00:43:54.690470Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72ebcb0cbfb032ec0c19d8674cc1f52fb3bec3725b700e151efd446407746d38

Aliases

arxiv: 1906.03190 · arxiv_version: 1906.03190v2 · doi: 10.48550/arxiv.1906.03190 · pith_short_12: OLV4WDF7WAZO · pith_short_16: OLV4WDF7WAZOYDAZ · pith_short_8: OLV4WDF7

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/OLV4WDF7WAZOYDAZ3BTUZQPVF6 \
  | 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: 72ebcb0cbfb032ec0c19d8674cc1f52fb3bec3725b700e151efd446407746d38

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "636a9aab7e8033234ffb4fd1faa5bed07670f2c47201193a821dab4b55f76839",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2019-06-07T15:54:02Z",
    "title_canon_sha256": "375234a504388c0a842d47d0816eb66dc27ad1059e78977037c61ea9c3c5e337"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.03190",
    "kind": "arxiv",
    "version": 2
  }
}