Pith Number

pith:KS6V7ODZ

pith:2023:KS6V7ODZ6RIAB5YWEXNSAZBNSX

not attested not anchored not stored refs pending

Frequency combs in optically-injected terahertz ring quantum cascade lasers

David Burghoff, Md Istiak Khan, Sadhvikas J. Addamane, Zhenyang Xiao

arxiv:2308.11851 v2 · 2023-08-23 · 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{KS6V7ODZ6RIAB5YWEXNSAZBNSX}

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	2026-07-05T06:44:51.476016Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54bd5fb879f45000f71625db20642d95d70d6183fe05a4f772afa1bda51b431f

Aliases

arxiv: 2308.11851 · arxiv_version: 2308.11851v2 · doi: 10.48550/arxiv.2308.11851 · pith_short_12: KS6V7ODZ6RIA · pith_short_16: KS6V7ODZ6RIAB5YW · pith_short_8: KS6V7ODZ

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/KS6V7ODZ6RIAB5YWEXNSAZBNSX \
  | 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: 54bd5fb879f45000f71625db20642d95d70d6183fe05a4f772afa1bda51b431f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f6dd7dab9962474d93b1b3811eee22ae19fc02bef713e1316c80f1965dd2eff6",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2023-08-23T01:00:57Z",
    "title_canon_sha256": "f831a5ea85021c3765a67c517d6e826e7ebd0a6d8f53466752f6a40c7fcb6e53"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.11851",
    "kind": "arxiv",
    "version": 2
  }
}