Pith Number

pith:EPQ3QWAZ

pith:2018:EPQ3QWAZ3XWWKLF6DMZ37V5HCH

not attested not anchored not stored refs pending

Control of Second Harmonic Generation in Doubly Resonant Aluminum Nitride Microrings to Address Rubidium Two-Photon Clock Transition

Chang-Ling Zou, Hong X. Tang, Joshua B. Surya, Xiang Guo

arxiv:1805.06476 v1 · 2018-05-16 · 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{EPQ3QWAZ3XWWKLF6DMZ37V5HCH}

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	2026-05-18T00:11:33.746269Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

23e1b85819dded652cbe1b33bfd7a711f67e692437dccb7c7e55573b36feffe3

Aliases

arxiv: 1805.06476 · arxiv_version: 1805.06476v1 · doi: 10.48550/arxiv.1805.06476 · pith_short_12: EPQ3QWAZ3XWW · pith_short_16: EPQ3QWAZ3XWWKLF6 · pith_short_8: EPQ3QWAZ

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/EPQ3QWAZ3XWWKLF6DMZ37V5HCH \
  | 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: 23e1b85819dded652cbe1b33bfd7a711f67e692437dccb7c7e55573b36feffe3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc3f43aa571f898905271f94bcc4a5cd8c86d5484e7acfe76d896004e65f78ed",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2018-05-16T18:09:11Z",
    "title_canon_sha256": "6c0e5c0810a9afa2a08088bdc096f16d5d47b52868e5472de61afd402f96bc7e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.06476",
    "kind": "arxiv",
    "version": 1
  }
}