Pith Number

pith:UUMBQIOH

pith:2008:UUMBQIOHSKHSK5JCW5U646SBPD

not attested not anchored not stored refs pending

Eigenvalue asymptotics of the even-dimensional exterior Landau-Neumann Hamiltonian

Mikael Persson

arxiv:0806.4513 v1 · 2008-06-27 · math-ph · math.MP · math.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UUMBQIOHSKHSK5JCW5U646SBPD}

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	2026-05-18T02:15:45.911971Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a5181821c7928f257522b769ee7a4178e81cd370138597881fef0795afbe74e8

Aliases

arxiv: 0806.4513 · arxiv_version: 0806.4513v1 · doi: 10.48550/arxiv.0806.4513 · pith_short_12: UUMBQIOHSKHS · pith_short_16: UUMBQIOHSKHSK5JC · pith_short_8: UUMBQIOH

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/UUMBQIOHSKHSK5JCW5U646SBPD \
  | 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: a5181821c7928f257522b769ee7a4178e81cd370138597881fef0795afbe74e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "20841bb610667483db475e05cb665fa3ddf8f1a3a30889bf5266c6746c520f74",
    "cross_cats_sorted": [
      "math.MP",
      "math.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2008-06-27T10:09:26Z",
    "title_canon_sha256": "0689d25b50461f1479470f137950147fe34c264f13bbb9644f23a55d9a46a0d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0806.4513",
    "kind": "arxiv",
    "version": 1
  }
}