Pith Number

pith:XBX4R4MN

pith:2020:XBX4R4MNZ36HFE7FSE3UMHFNZ4

not attested not anchored not stored refs pending

Cartan structure equations and Levi-Civita connection in noncommutative geometry

Paolo Aschieri

arxiv:2006.02761 v3 · 2020-06-04 · math.QA · hep-th · 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{XBX4R4MNZ36HFE7FSE3UMHFNZ4}

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	2026-05-25T02:00:59.531946Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b86fc8f18dcefc7293e59137461cadcf1f4109ba5b82a10acebc7139134c5504

Aliases

arxiv: 2006.02761 · arxiv_version: 2006.02761v3 · doi: 10.48550/arxiv.2006.02761 · pith_short_12: XBX4R4MNZ36H · pith_short_16: XBX4R4MNZ36HFE7F · pith_short_8: XBX4R4MN

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/XBX4R4MNZ36HFE7FSE3UMHFNZ4 \
  | 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: b86fc8f18dcefc7293e59137461cadcf1f4109ba5b82a10acebc7139134c5504

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4daf117dfe371dcd902cad87b7486382037a4d6b34a9d570fcf376ea5a2b1fb9",
    "cross_cats_sorted": [
      "hep-th",
      "math-ph",
      "math.MP"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "math.QA",
    "submitted_at": "2020-06-04T10:38:45Z",
    "title_canon_sha256": "4aa16033109eb9753c4f59d60d5b5ed34cfbe12c5df22cfc07a0e7867caa1b7f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.02761",
    "kind": "arxiv",
    "version": 3
  }
}