Pith Number

pith:CXXHJ7WG

pith:2002:CXXHJ7WGEKLTN4MRQUKY6QC4VW

not attested not anchored not stored refs pending

Effective mass in quasi two-dimensional systems

Klaus Morawetz

arxiv:cond-mat/0210168 v3 · 2002-10-08 · cond-mat.str-el · nucl-th · physics.plasm-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{CXXHJ7WGEKLTN4MRQUKY6QC4VW}

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	2026-05-18T04:33:05.600305Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

15ee74fec6229736f19185158f405cada29c12a485308652f7628047490c6ad2

Aliases

arxiv: cond-mat/0210168 · arxiv_version: cond-mat/0210168v3 · doi: 10.48550/arxiv.cond-mat/0210168 · pith_short_12: CXXHJ7WGEKLT · pith_short_16: CXXHJ7WGEKLTN4MR · pith_short_8: CXXHJ7WG

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/CXXHJ7WGEKLTN4MRQUKY6QC4VW \
  | 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: 15ee74fec6229736f19185158f405cada29c12a485308652f7628047490c6ad2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d76fd188d6815385c017f9ee1c1d49110fa9cb7601e0794db3ca782eb2f4249",
    "cross_cats_sorted": [
      "nucl-th",
      "physics.plasm-ph"
    ],
    "license": "",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2002-10-08T14:26:01Z",
    "title_canon_sha256": "422e3c68f804ff26da6a5f23e5f3fa149cb220de52bd4e4f07ba9e0dea1a4e82"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0210168",
    "kind": "arxiv",
    "version": 3
  }
}