Pith Number

pith:4CKQN4YA

pith:2020:4CKQN4YA7D7GIVF7PVIZOYBEWB

not attested not anchored not stored refs pending

Generation of 0.7 mJ multicycle 15 THz radiation by phase-matched optical rectification in lithium niobate

Chul Kang, Dogeun Jang, Jae Hee Sung, Ki-Yong Kim, Seong Ku Lee

arxiv:2003.11715 v1 · 2020-03-26 · 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{4CKQN4YA7D7GIVF7PVIZOYBEWB}

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	2026-07-05T01:18:57.296407Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e09506f300f8fe6454bf7d51976024b060055d6e66ffccd70b3835038e68f03e

Aliases

arxiv: 2003.11715 · arxiv_version: 2003.11715v1 · doi: 10.48550/arxiv.2003.11715 · pith_short_12: 4CKQN4YA7D7G · pith_short_16: 4CKQN4YA7D7GIVF7 · pith_short_8: 4CKQN4YA

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/4CKQN4YA7D7GIVF7PVIZOYBEWB \
  | 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: e09506f300f8fe6454bf7d51976024b060055d6e66ffccd70b3835038e68f03e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "30a6daa841ccc31f91270d0f1cfcbecaeb8f8db6dac6ce717ebdd563a618891b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2020-03-26T02:59:46Z",
    "title_canon_sha256": "4ba245a55442c4f980b1fcecec579c1cf6824a62237418b205dba6e20ee291d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.11715",
    "kind": "arxiv",
    "version": 1
  }
}