Pith Number

pith:ESTBKTLL

pith:2015:ESTBKTLLDT4C7JHPXMARB6AWBF

not attested not anchored not stored refs pending

Inverse problem with transmission eigenvalues for the discrete Schr\"odinger equation

Tuncay Aktosun, Vassilis G. Papanicolaou

arxiv:1501.07303 v1 · 2015-01-28 · math.SP · 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{ESTBKTLLDT4C7JHPXMARB6AWBF}

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	2026-05-18T00:15:38.289467Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

24a6154d6b1cf82fa4efbb0110f816094498fb33acfade9ca62d1947b7e17092

Aliases

arxiv: 1501.07303 · arxiv_version: 1501.07303v1 · doi: 10.48550/arxiv.1501.07303 · pith_short_12: ESTBKTLLDT4C · pith_short_16: ESTBKTLLDT4C7JHP · pith_short_8: ESTBKTLL

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/ESTBKTLLDT4C7JHPXMARB6AWBF \
  | 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: 24a6154d6b1cf82fa4efbb0110f816094498fb33acfade9ca62d1947b7e17092

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0dfc36d061c9c1434333d2dd26fc65f85b853c5735d6d79d3df233363423fd91",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SP",
    "submitted_at": "2015-01-28T22:40:32Z",
    "title_canon_sha256": "7705d1edf959654adef746c1ee4a4b430b40b3429f26ed5cd9de054e4d8a108f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.07303",
    "kind": "arxiv",
    "version": 1
  }
}