Pith Number

pith:XVJBXN2A

pith:2025:XVJBXN2AVDDOVVLOS7XURAKYBA

not attested not anchored not stored refs pending

Soliton methods and the black hole balance problem

J\"org Hennig

arxiv:2501.09823 v1 · 2025-01-16 · gr-qc · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XVJBXN2AVDDOVVLOS7XURAKYBA}

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	2026-07-05T10:02:11.954785Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd521bb740a8c6ead56e97ef488158081f958c4969d7a87bda7fe23a7d2e7de2

Aliases

arxiv: 2501.09823 · arxiv_version: 2501.09823v1 · doi: 10.48550/arxiv.2501.09823 · pith_short_12: XVJBXN2AVDDO · pith_short_16: XVJBXN2AVDDOVVLO · pith_short_8: XVJBXN2A

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/XVJBXN2AVDDOVVLOS7XURAKYBA \
  | 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: bd521bb740a8c6ead56e97ef488158081f958c4969d7a87bda7fe23a7d2e7de2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "098053f275c6ca8bfd870a46ab01e1b2e30f496fbc4b9679e72d3dfbc014576f",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2025-01-16T20:18:18Z",
    "title_canon_sha256": "2a3de1921b2aa32fc2777cdf62c96e1728a798e82323e681ef8e86e03befc996"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.09823",
    "kind": "arxiv",
    "version": 1
  }
}