Pith Number

pith:K722EIIR

pith:2019:K722EIIRCBPW5HRVRGTXEPQQWX

not attested not anchored not stored refs pending

Fundamental gaps of quantum dots on the cheap

Alberto Guandalini, Carlo Andrea Rozzi, Esa R\"as\"anen, Stefano Pittalis

arxiv:1902.07001 v1 · 2019-02-19 · physics.comp-ph · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{K722EIIRCBPW5HRVRGTXEPQQWX}

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	2026-05-17T23:49:38.924409Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

57f5a22111105f6e9e3589a7723e10b5e0fc2e17bb20e19dc20b2436eb39450b

Aliases

arxiv: 1902.07001 · arxiv_version: 1902.07001v1 · doi: 10.48550/arxiv.1902.07001 · pith_short_12: K722EIIRCBPW · pith_short_16: K722EIIRCBPW5HRV · pith_short_8: K722EIIR

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/K722EIIRCBPW5HRVRGTXEPQQWX \
  | 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: 57f5a22111105f6e9e3589a7723e10b5e0fc2e17bb20e19dc20b2436eb39450b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "688bf1f9af0700f1f023e177d049e53a2130c7d593c40a5d69a012e9e076e256",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2019-02-19T11:31:23Z",
    "title_canon_sha256": "ecee8ce59d3e9b889a396407dad8a3d38f04fbf4445158289ead6ccb9b192636"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.07001",
    "kind": "arxiv",
    "version": 1
  }
}