Pith Number

pith:VJTED7HG

pith:2018:VJTED7HGDKBWNAHEOLYQUJIBVQ

not attested not anchored not stored refs pending

Evolution operator for time-dependent non-Hermitian Hamiltonians

Bijan Bagchi

arxiv:1809.09377 v3 · 2018-09-25 · math-ph · hep-th · math.MP · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VJTED7HGDKBWNAHEOLYQUJIBVQ}

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	2026-05-18T00:00:12.807923Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aa6641fce61a836680e472f10a2501ac386d27842f76696a9637e2ae01344307

Aliases

arxiv: 1809.09377 · arxiv_version: 1809.09377v3 · doi: 10.48550/arxiv.1809.09377 · pith_short_12: VJTED7HGDKBW · pith_short_16: VJTED7HGDKBWNAHE · pith_short_8: VJTED7HG

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/VJTED7HGDKBWNAHEOLYQUJIBVQ \
  | 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: aa6641fce61a836680e472f10a2501ac386d27842f76696a9637e2ae01344307

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1da861772dd41ebcac080961ec31d814a76503a5976056fa879421ec0e24d86",
    "cross_cats_sorted": [
      "hep-th",
      "math.MP",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2018-09-25T09:29:40Z",
    "title_canon_sha256": "2cca35939ebe8214018ae45e21c461ff26870cb42adc0d4435c06a431bac2b78"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.09377",
    "kind": "arxiv",
    "version": 3
  }
}