Pith Number

pith:4AP7R57Z

pith:2001:4AP7R57ZO3WWNB6X5KQMLN4K4G

not attested not anchored not stored refs pending

Quantum transport calculations for quantum cascade laser structures

A. Wacker, S. C. Lee

arxiv:cond-mat/0109163 v1 · 2001-09-10 · 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{4AP7R57ZO3WWNB6X5KQMLN4K4G}

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	2026-05-18T01:40:06.768326Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e01ff8f7f976ed6687d7eaa0c5b78ae1ac37a9c0a63b5365e625ea1019666874

Aliases

arxiv: cond-mat/0109163 · arxiv_version: cond-mat/0109163v1 · doi: 10.48550/arxiv.cond-mat/0109163 · pith_short_12: 4AP7R57ZO3WW · pith_short_16: 4AP7R57ZO3WWNB6X · pith_short_8: 4AP7R57Z

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/4AP7R57ZO3WWNB6X5KQMLN4K4G \
  | 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: e01ff8f7f976ed6687d7eaa0c5b78ae1ac37a9c0a63b5365e625ea1019666874

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e431da39bad41bd7253cab39dfccbf3a83fbd3cd4a973e4095248f27c8bf185",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2001-09-10T09:48:18Z",
    "title_canon_sha256": "78f87ec2b4d24dbed091d609ef4235cf91c1910973c2dbb10adfa3a401fc5043"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0109163",
    "kind": "arxiv",
    "version": 1
  }
}