Pith Number

pith:DIBLMEOJ

pith:2004:DIBLMEOJ5CTVX3CYB5TBKBYUGM

not attested not anchored not stored refs pending

Efficiency of tunable band-gap structures for single-photon emission

Dirk-Gunnar Welsch, Ho Trung Dung, Ludwig Kn\"oll

arxiv:quant-ph/0403182 v1 · 2004-03-25 · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DIBLMEOJ5CTVX3CYB5TBKBYUGM}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:08:45.906742Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a02b611c9e8a75bec580f66150714330395408166d1d0b3dcbcd2bae61603e9

Aliases

arxiv: quant-ph/0403182 · arxiv_version: quant-ph/0403182v1 · doi: 10.48550/arxiv.quant-ph/0403182 · pith_short_12: DIBLMEOJ5CTV · pith_short_16: DIBLMEOJ5CTVX3CY · pith_short_8: DIBLMEOJ

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/DIBLMEOJ5CTVX3CYB5TBKBYUGM \
  | 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: 1a02b611c9e8a75bec580f66150714330395408166d1d0b3dcbcd2bae61603e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f89f2b1245acaebd25ddf9a99f7f3ca0fb81f222373e38b445c5cc04dcba7ca4",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2004-03-25T16:26:50Z",
    "title_canon_sha256": "55108b56ff59eaa1b534289a8176bb64e3150a884f3e9edbbfc468dcad0a9d65"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0403182",
    "kind": "arxiv",
    "version": 1
  }
}