Pith Number

pith:KZT3XCRI

pith:2018:KZT3XCRI4UKXYQGMXFCGIMLJWB

not attested not anchored not stored refs pending

Contact interactions and Kronig-Penney Models in Hermitian and PT-symmetric Quantum Mechanics

Foster Thompson, Harsh Mathur, Katherine Jones-Smith, Kristin McKee

arxiv:1804.06681 v1 · 2018-04-18 · quant-ph · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KZT3XCRI4UKXYQGMXFCGIMLJWB}

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	2026-05-17T23:56:25.085132Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5667bb8a28e5157c40ccb944643169b047d664ee8f4517c7a9cfff069c65141d

Aliases

arxiv: 1804.06681 · arxiv_version: 1804.06681v1 · doi: 10.48550/arxiv.1804.06681 · pith_short_12: KZT3XCRI4UKX · pith_short_16: KZT3XCRI4UKXYQGM · pith_short_8: KZT3XCRI

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/KZT3XCRI4UKXYQGMXFCGIMLJWB \
  | 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: 5667bb8a28e5157c40ccb944643169b047d664ee8f4517c7a9cfff069c65141d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "39431e0e4ab1a1f3131e448f066a357190d783db01afa8e04aea7715269fce26",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-04-18T12:30:12Z",
    "title_canon_sha256": "ccb6751a6efdaeac235b9a40d6758c69bc492e6b8f2445a43df6fca1d7526af8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.06681",
    "kind": "arxiv",
    "version": 1
  }
}