Pith Number

pith:4U5G67L5

pith:2022:4U5G67L5PWKE7HHXMJTWOT2PKE

not attested not anchored not stored refs pending

Chaos in Quadratic Gravity

Alejandro C\'ardenas-Avenda\~no, Alexander Deich, Nicolas Yunes

arxiv:2203.00524 v2 · 2022-03-01 · 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{4U5G67L5PWKE7HHXMJTWOT2PKE}

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

Chaotic motion of particles around a Schwarzschild black hole in a swirling electromagnetic background

Receipt and verification

First computed	2026-07-05T04:45:17.007126Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e53a6f7d7d7d944f9cf76267674f4f5136cae63bda91f10e245435dcc9328d44

Aliases

arxiv: 2203.00524 · arxiv_version: 2203.00524v2 · doi: 10.48550/arxiv.2203.00524 · pith_short_12: 4U5G67L5PWKE · pith_short_16: 4U5G67L5PWKE7HHX · pith_short_8: 4U5G67L5

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/4U5G67L5PWKE7HHXMJTWOT2PKE \
  | 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: e53a6f7d7d7d944f9cf76267674f4f5136cae63bda91f10e245435dcc9328d44

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8915ba0d367c46e9f9b78b5c57d7acce471d270aabe5eb9bfb7e55f4d08a3c66",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2022-03-01T15:08:25Z",
    "title_canon_sha256": "ea0bbf5e7b08923bef72140131e5cc5f7007dc76dad55978f2dd09cdae6bd5c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.00524",
    "kind": "arxiv",
    "version": 2
  }
}