Pith Number

pith:TEX62YFI

pith:2018:TEX62YFIIU7QVCOW55B3GUFYMT

not attested not anchored not stored refs pending

Infinite families of position-dependent mass Schr\"odinger equations with known ground and first excited states

C. Quesne

arxiv:1808.07367 v2 · 2018-08-21 · math-ph · math.MP · nlin.SI · 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{TEX62YFIIU7QVCOW55B3GUFYMT}

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	2026-05-18T00:00:50.934474Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

992fed60a8453f0a89d6ef43b350b864ca4b07dfa38eff42ca8d07c786a2cedf

Aliases

arxiv: 1808.07367 · arxiv_version: 1808.07367v2 · doi: 10.48550/arxiv.1808.07367 · pith_short_12: TEX62YFIIU7Q · pith_short_16: TEX62YFIIU7QVCOW · pith_short_8: TEX62YFI

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/TEX62YFIIU7QVCOW55B3GUFYMT \
  | 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: 992fed60a8453f0a89d6ef43b350b864ca4b07dfa38eff42ca8d07c786a2cedf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b790b0d506eab3ee5474d2458dbded23ec26d19d38477f06e36dceb70974473",
    "cross_cats_sorted": [
      "math.MP",
      "nlin.SI",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2018-08-21T13:30:08Z",
    "title_canon_sha256": "764b75a8670ef3c6137b15161f1648bbb290436c15478253680acceaca8ae0b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.07367",
    "kind": "arxiv",
    "version": 2
  }
}