Pith Number

pith:FRYTIBPQ

pith:2018:FRYTIBPQRYNDP3JBOW2N2HSWB7

not attested not anchored not stored refs pending

Rotating Black Hole Shadow in Perfect Fluid Dark Matter

Jiancheng Wang, Xian Hou, Zhaoyi Xu

arxiv:1810.06381 v1 · 2018-10-12 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FRYTIBPQRYNDP3JBOW2N2HSWB7}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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

2 papers in Pith

Horizon-scale tests of gravity theories and fundamental physics from the Event Horizon Telescope image of Sagittarius A$^*$

Equatorial periodic orbits and gravitational wave signatures in Euler-Heisenberg black holes surrounded by perfect fluid dark matter

Receipt and verification

First computed	2026-05-17T23:57:39.647680Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c713405f08e1a37ed2175b4dd1e560fc5453176ee181f5395e06cba4449c763

Aliases

arxiv: 1810.06381 · arxiv_version: 1810.06381v1 · doi: 10.48550/arxiv.1810.06381 · pith_short_12: FRYTIBPQRYND · pith_short_16: FRYTIBPQRYNDP3JB · pith_short_8: FRYTIBPQ

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/FRYTIBPQRYNDP3JBOW2N2HSWB7 \
  | 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: 2c713405f08e1a37ed2175b4dd1e560fc5453176ee181f5395e06cba4449c763

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f460c9d939f97a4a76d3f423ac689442365523ede6e70fda2979ebdf7e294fb8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-10-12T06:26:30Z",
    "title_canon_sha256": "a56ba9e78568c1d26ac832cd175003a3f2889af229530e2f725f054781db845c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.06381",
    "kind": "arxiv",
    "version": 1
  }
}