Pith Number

pith:OUW7MGPZ

pith:2009:OUW7MGPZ3OCX73U7ITHJSHJSMA

not attested not anchored not stored refs pending

Exceptional orthogonal polynomials and exactly solvable potentials in position dependent mass Schroedinger Hamiltonians

Barnana Roy, Bikashkali Midya

arxiv:0910.1209 v1 · 2009-10-07 · quant-ph · 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{OUW7MGPZ3OCX73U7ITHJSHJSMA}

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	2026-05-18T02:11:25.930224Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

752df619f9db857fee9f44ce991d32603b1231e5988ac7b33c8424882951d3b9

Aliases

arxiv: 0910.1209 · arxiv_version: 0910.1209v1 · doi: 10.48550/arxiv.0910.1209 · pith_short_12: OUW7MGPZ3OCX · pith_short_16: OUW7MGPZ3OCX73U7 · pith_short_8: OUW7MGPZ

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/OUW7MGPZ3OCX73U7ITHJSHJSMA \
  | 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: 752df619f9db857fee9f44ce991d32603b1231e5988ac7b33c8424882951d3b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3f4bc8a570760df73b9944943c640ef1713027dc454ba6e4f4b21f8c342e6be",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-10-07T10:28:21Z",
    "title_canon_sha256": "097402d92c609382f129b10c31d12a0e2395f64a5b0c83fde4845ffed2baaa39"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.1209",
    "kind": "arxiv",
    "version": 1
  }
}