Pith Number

pith:NP7BBBZO

pith:2016:NP7BBBZO47JKJIGSYSUJ6OWAOH

not attested not anchored not stored refs pending

Reducibility of 1-d Schr\"odinger equation with time quasiperiodic unbounded perturbations, II

Dario Bambusi

arxiv:1607.06650 v1 · 2016-07-22 · 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{NP7BBBZO47JKJIGSYSUJ6OWAOH}

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	2026-05-18T01:10:39.379328Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6bfe10872ee7d2a4a0d2c4a89f3ac071fda08d506a28282f8ad10a02203486dc

Aliases

arxiv: 1607.06650 · arxiv_version: 1607.06650v1 · doi: 10.48550/arxiv.1607.06650 · pith_short_12: NP7BBBZO47JK · pith_short_16: NP7BBBZO47JKJIGS · pith_short_8: NP7BBBZO

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/NP7BBBZO47JKJIGSYSUJ6OWAOH \
  | 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: 6bfe10872ee7d2a4a0d2c4a89f3ac071fda08d506a28282f8ad10a02203486dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e6e34bc02f800e0937472b1697e8ba66fc1a411305843d32973dca9668f0e0a",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2016-07-22T12:29:04Z",
    "title_canon_sha256": "e8b6db3a670afd086d0befd7ddfd19c93474127652d930bd34189d0c514145ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.06650",
    "kind": "arxiv",
    "version": 1
  }
}