Pith Number

pith:RX7QEFCD

pith:2011:RX7QEFCDUO2Y5ZM6TPLIWSMNED

not attested not anchored not stored refs pending

Global boundary conditions for a Dirac operator on the solid torus

Matt McBride, Slawomir Klimek

arxiv:1103.4569 v1 · 2011-03-23 · math-ph · math.FA · 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{RX7QEFCDUO2Y5ZM6TPLIWSMNED}

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	2026-05-18T02:02:47.686979Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8dff021443a3b58ee59e9bd68b498d20d2b1a47a47bc48701862db4ae71324cc

Aliases

arxiv: 1103.4569 · arxiv_version: 1103.4569v1 · doi: 10.48550/arxiv.1103.4569 · pith_short_12: RX7QEFCDUO2Y · pith_short_16: RX7QEFCDUO2Y5ZM6 · pith_short_8: RX7QEFCD

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/RX7QEFCDUO2Y5ZM6TPLIWSMNED \
  | 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: 8dff021443a3b58ee59e9bd68b498d20d2b1a47a47bc48701862db4ae71324cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a9317dd8fd6210d02f9d54224286fdedba2e9a03a76cfce61431967c25619aa",
    "cross_cats_sorted": [
      "math.FA",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2011-03-23T16:18:43Z",
    "title_canon_sha256": "aa1543359dadcbcbf8d4bb34dba85933970c6f4d5b719b127b4b0172219bdf93"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.4569",
    "kind": "arxiv",
    "version": 1
  }
}