Pith Number

pith:FGDCRUKW

pith:2003:FGDCRUKW7IOMSNPUU226A5Q46J

not attested not anchored not stored refs pending

Spectral engineering with multiple quantum well structures

A. A. Lisyansky, L.I. Deych, M.V. Erementchouk

arxiv:cond-mat/0307749 v1 · 2003-07-30 · 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{FGDCRUKW7IOMSNPUU226A5Q46J}

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	2026-05-18T03:18:50.161323Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

298628d156fa1cc935f4a6b5e0761cf26cb25c6fc208088a9892c8eb687d7bf7

Aliases

arxiv: cond-mat/0307749 · arxiv_version: cond-mat/0307749v1 · doi: 10.48550/arxiv.cond-mat/0307749 · pith_short_12: FGDCRUKW7IOM · pith_short_16: FGDCRUKW7IOMSNPU · pith_short_8: FGDCRUKW

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/FGDCRUKW7IOMSNPUU226A5Q46J \
  | 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: 298628d156fa1cc935f4a6b5e0761cf26cb25c6fc208088a9892c8eb687d7bf7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "99c47c200c9dc2f8d1982d481ad794e48be7cd33a665dd435da454626a197161",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2003-07-30T20:40:15Z",
    "title_canon_sha256": "d4aa075e395cdf76cd9c8b88c5ed65b7b70d685878c46baf7cace1d924a592ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0307749",
    "kind": "arxiv",
    "version": 1
  }
}