Pith Number

pith:GIVCWWNW

pith:2013:GIVCWWNWJMI65VILW3UFO462FD

not attested not anchored not stored refs pending

Quantum Confinement in Nonadditive Space with a Spatially Dependent Effective Mass for Si and Ge Quantum Wells

E. G. Barbagiovanni, R. N. Costa Filho

arxiv:1311.5335 v5 · 2013-11-21 · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GIVCWWNWJMI65VILW3UFO462FD}

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	2026-05-18T01:46:11.722849Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

322a2b59b64b11eed50bb6e85773da28eb091d29878317d99fb127ec9bacd5a3

Aliases

arxiv: 1311.5335 · arxiv_version: 1311.5335v5 · doi: 10.48550/arxiv.1311.5335 · pith_short_12: GIVCWWNWJMI6 · pith_short_16: GIVCWWNWJMI65VIL · pith_short_8: GIVCWWNW

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/GIVCWWNWJMI65VILW3UFO462FD \
  | 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: 322a2b59b64b11eed50bb6e85773da28eb091d29878317d99fb127ec9bacd5a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "51592d953df6e7d6aac739524b284a2395a67806ff69c38c5f76da8cd86e5480",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2013-11-21T09:07:53Z",
    "title_canon_sha256": "671487e0bc41a5fb07d3d98642072e727084ead46815ccbb8300016917ef02ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.5335",
    "kind": "arxiv",
    "version": 5
  }
}