Pith Number

pith:CVTBQF3O

pith:2015:CVTBQF3OMZ5USSTN3FOJQPL5ER

not attested not anchored not stored refs pending

Room Temperature Operation of a Buried Heterostructure Photonic Crystal Quantum Cascade Laser

C. Bonzon, J. Faist, J. M. Wolf, M. Beck, M.J. S\"uess, R. Peretti, S.Lourdudoss, V. Liverini, W. Metaferia

arxiv:1502.03940 v2 · 2015-02-13 · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CVTBQF3OMZ5USSTN3FOJQPL5ER}

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	2026-05-18T00:34:35.576082Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

156618176e667b494a6dd95c983d7d247cbd041e11216d1e77ce3dc684e72ae8

Aliases

arxiv: 1502.03940 · arxiv_version: 1502.03940v2 · doi: 10.48550/arxiv.1502.03940 · pith_short_12: CVTBQF3OMZ5U · pith_short_16: CVTBQF3OMZ5USSTN · pith_short_8: CVTBQF3O

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/CVTBQF3OMZ5USSTN3FOJQPL5ER \
  | 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: 156618176e667b494a6dd95c983d7d247cbd041e11216d1e77ce3dc684e72ae8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "77ac919e27ed27b6c5495d955e88b340a08b02f11ab9d5d892e838b403574d05",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2015-02-13T10:54:37Z",
    "title_canon_sha256": "8d0d2bf730ca40fce1068d321bbf95deeb806e9f5a0c45eddf18790279a2b78b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.03940",
    "kind": "arxiv",
    "version": 2
  }
}