Pith Number

pith:6UBBVFNP

pith:2019:6UBBVFNPWYOGUV4ZMCLIVPTPMB

not attested not anchored not stored refs pending

Quaternionic perturbation theory

Caio Almeida Alves de Souza, Gisele Ducati, Stefano De Leo

arxiv:1903.07719 v1 · 2019-03-18 · quant-ph · 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{6UBBVFNPWYOGUV4ZMCLIVPTPMB}

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	2026-05-17T23:50:54.239683Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f5021a95afb61c6a579960968abe6f60653f6b147b87bb5d07e23ddc335447ca

Aliases

arxiv: 1903.07719 · arxiv_version: 1903.07719v1 · doi: 10.48550/arxiv.1903.07719 · pith_short_12: 6UBBVFNPWYOG · pith_short_16: 6UBBVFNPWYOGUV4Z · pith_short_8: 6UBBVFNP

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/6UBBVFNPWYOGUV4ZMCLIVPTPMB \
  | 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: f5021a95afb61c6a579960968abe6f60653f6b147b87bb5d07e23ddc335447ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0b673a69599bffefe834406cdf6386979072c648ffd357e135f2479cc3a602d4",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-03-18T21:06:16Z",
    "title_canon_sha256": "4f94a577280db579cd4fce6a7219ab42af007d58157cacd983e0c32c39037785"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.07719",
    "kind": "arxiv",
    "version": 1
  }
}