Pith Number

pith:U6JSNWSS

pith:2026:U6JSNWSSEW73WGIELKN2THWTZI

not attested not anchored not stored refs pending

Transparent boundary conditions for the spatially discrete Schr\"odinger equation: Reflectionless quantum transport in 1D lattices

Davron U. Matrasulov, Jambul R. Yusupov, Mashrab E. Akramov, Matthias Ehrhardt

arxiv:2608.05338 v1 · 2026-08-05 · math-ph · cs.NA · math.MP · math.NA · 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{U6JSNWSSEW73WGIELKN2THWTZI}

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	2026-08-07T00:47:02.249727Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a79326da5225bfbb19045a9ba99ed3ca05a44c2aa68f73d52ae5dbf30df59cb7

Aliases

arxiv: 2608.05338 · arxiv_version: 2608.05338v1 · doi: 10.48550/arxiv.2608.05338 · pith_short_12: U6JSNWSSEW73 · pith_short_16: U6JSNWSSEW73WGIE · pith_short_8: U6JSNWSS

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/U6JSNWSSEW73WGIELKN2THWTZI \
  | 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: a79326da5225bfbb19045a9ba99ed3ca05a44c2aa68f73d52ae5dbf30df59cb7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3701e632a22d600584fdeba418d7ff887bf8bd77b4210c853795ec1915f3723d",
    "cross_cats_sorted": [
      "cs.NA",
      "math.MP",
      "math.NA",
      "quant-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2026-08-05T18:54:46Z",
    "title_canon_sha256": "dbbc39edf181d0654818e108acdfb0eea83bff6f92add5cf8025e0b4d8680f85"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.05338",
    "kind": "arxiv",
    "version": 1
  }
}