Pith Number

pith:4KK3V745

pith:2025:4KK3V74555EL6HTSAKGOKV7W5G

not attested not anchored not stored refs pending

Test particle motion around a black hole dressed with a spherically symmetric stationary fluid

Ariadna Uxue Palomino Ylla, Chul-Moon Yoo, Yasutaka Koga

arxiv:2504.21755 v2 · 2025-04-30 · 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{4KK3V74555EL6HTSAKGOKV7W5G}

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.

Receipt and verification

First computed	2026-07-05T11:40:34.108480Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e295baff9def48bf1e72028ce557f6e998d8c4638132ec1eb6cc49108a311d97

Aliases

arxiv: 2504.21755 · arxiv_version: 2504.21755v2 · doi: 10.48550/arxiv.2504.21755 · pith_short_12: 4KK3V74555EL · pith_short_16: 4KK3V74555EL6HTS · pith_short_8: 4KK3V745

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/4KK3V74555EL6HTSAKGOKV7W5G \
  | 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: e295baff9def48bf1e72028ce557f6e998d8c4638132ec1eb6cc49108a311d97

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6beec47bdb7e181603a31e551dad22f1263917947938a1d50332776b306ac1c7",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2025-04-30T15:51:14Z",
    "title_canon_sha256": "215cbc3cf757c6e56d40344f2b118cba4008ddde7ac97980e2df8b9f7f219a76"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.21755",
    "kind": "arxiv",
    "version": 2
  }
}