Pith Number

pith:YFOQ3XWD

pith:2018:YFOQ3XWDBQ55PO6EXDMRF2BB7T

not attested not anchored not stored refs pending

An exact power series representation of the Baker-Campbell-Hausdorff formula

Jordan C. Moodie, Martin W. Long

arxiv:1807.07884 v1 · 2018-07-20 · 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{YFOQ3XWDBQ55PO6EXDMRF2BB7T}

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	2026-05-18T00:10:15.387193Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c15d0ddec30c3bd7bbc4b8d912e821fcd89990d74470a43cdf5022d3d3bbebfd

Aliases

arxiv: 1807.07884 · arxiv_version: 1807.07884v1 · doi: 10.48550/arxiv.1807.07884 · pith_short_12: YFOQ3XWDBQ55 · pith_short_16: YFOQ3XWDBQ55PO6E · pith_short_8: YFOQ3XWD

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/YFOQ3XWDBQ55PO6EXDMRF2BB7T \
  | 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: c15d0ddec30c3bd7bbc4b8d912e821fcd89990d74470a43cdf5022d3d3bbebfd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f19587db87bf80cbfabd86b74c448bff112befd900253d22fb02136aa8b0d4c",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2018-07-20T15:04:11Z",
    "title_canon_sha256": "af3fbf617bd3c8ffb0ac32da4df33cc102a253fb59c8c1adfe0aaa845921f5a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.07884",
    "kind": "arxiv",
    "version": 1
  }
}