Pith Number

pith:5KUPKVQW

pith:2020:5KUPKVQWEJY5JMC6IIU246WHCC

not attested not anchored not stored refs pending

Demonstration of second harmonic generationin gallium phosphide nano-waveguides

Aravind P. Anthur, Arseniy I. Kuznetsov, Dmitry Kalashnikov, Haizhong Zhang, Junrong Ong, Leonid Krivitsky, Yuriy Akimov

arxiv:2001.06142 v2 · 2020-01-17 · 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{5KUPKVQWEJY5JMC6IIU246WHCC}

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	2026-07-05T02:24:28.234945Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eaa8f556162271d4b05e4229ae7ac7108c2b270fc5de053add66d7157d9ab00e

Aliases

arxiv: 2001.06142 · arxiv_version: 2001.06142v2 · doi: 10.48550/arxiv.2001.06142 · pith_short_12: 5KUPKVQWEJY5 · pith_short_16: 5KUPKVQWEJY5JMC6 · pith_short_8: 5KUPKVQW

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/5KUPKVQWEJY5JMC6IIU246WHCC \
  | 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: eaa8f556162271d4b05e4229ae7ac7108c2b270fc5de053add66d7157d9ab00e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1fe573e30d95871608c5d94546d096b651c2bb8eab72960ff4ac1cf60ab22644",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2020-01-17T03:21:46Z",
    "title_canon_sha256": "f295ddfd714efb4ddbaad89e737c62b5ede497b34cb6557f5260fb607101c14a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.06142",
    "kind": "arxiv",
    "version": 2
  }
}