Pith Number

pith:4HIQD22F

pith:1999:4HIQD22FQKICYT2OA2IM6MHNAS

not attested not anchored not stored refs pending

The Role of the Carrier Mass in Semiconductor Quantum Dots

I.I.T.-Kanpur, India), M. S. Chhabra, U.P., Vijay A. Singh (Physics Department, V. Ranjan

arxiv:cond-mat/9902310 v1 · 1999-02-23 · cond-mat

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4HIQD22FQKICYT2OA2IM6MHNAS}

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	2026-07-04T14:23:31.240435Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e1d101eb4582902c4f4e0690cf30ed0486f808002c5ea8ccd88194e16137c4fa

Aliases

arxiv: cond-mat/9902310 · arxiv_version: cond-mat/9902310v1 · doi: 10.48550/arxiv.cond-mat/9902310 · pith_short_12: 4HIQD22FQKIC · pith_short_16: 4HIQD22FQKICYT2O · pith_short_8: 4HIQD22F

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/4HIQD22FQKICYT2OA2IM6MHNAS \
  | 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: e1d101eb4582902c4f4e0690cf30ed0486f808002c5ea8ccd88194e16137c4fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d87a26a4d515a1839ec6a37c30f7ccd2100833a7602a4eaa5a05c9ae20b7367d",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat",
    "submitted_at": "1999-02-23T06:15:36Z",
    "title_canon_sha256": "b2805396595a06c6f6c2ba07230fb1dd65e0ca685978a1ad8539665775490a0d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/9902310",
    "kind": "arxiv",
    "version": 1
  }
}