Pith Number

pith:QLK5OCOD

pith:2018:QLK5OCODRZMVR26ILY7VTCTDW6

not attested not anchored not stored refs pending

New methods in spectral theory of $N$-body Schr\"odinger operators

E. Skibsted, K. Itakura, K. Ito, T. Adachi

arxiv:1804.07874 v1 · 2018-04-21 · 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{QLK5OCODRZMVR26ILY7VTCTDW6}

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	2026-05-18T00:17:52.498824Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82d5d709c38e5958ebc85e3f598a63b78ff943f16ddda834c9efb5f234f37677

Aliases

arxiv: 1804.07874 · arxiv_version: 1804.07874v1 · doi: 10.48550/arxiv.1804.07874 · pith_short_12: QLK5OCODRZMV · pith_short_16: QLK5OCODRZMVR26I · pith_short_8: QLK5OCOD

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/QLK5OCODRZMVR26ILY7VTCTDW6 \
  | 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: 82d5d709c38e5958ebc85e3f598a63b78ff943f16ddda834c9efb5f234f37677

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b4a5a586f1e82ab0897a517934bb0c957cd00127e7aec576afdd76799608a65",
    "cross_cats_sorted": [
      "math.FA",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2018-04-21T01:46:37Z",
    "title_canon_sha256": "2a9526214c2f478e06b511847928e88549de9857c94223b78cdb038be8919c34"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.07874",
    "kind": "arxiv",
    "version": 1
  }
}