Pith Number

pith:STLLTOL2

pith:2021:STLLTOL2ZVIJUBN27MJ6MP7QXT

not attested not anchored not stored refs pending

On-chip erbium-doped lithium niobate waveguide amplifiers

Chen Yang, Dahuai Zheng, Fang Bo, Guoquan Zhang, Jingjun Xu, Qiang Luo, Ru Zhang, Yongfa Kong, Zhenzhong Hao

arxiv:2103.15786 v1 · 2021-03-29 · physics.optics · physics.app-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{STLLTOL2ZVIJUBN27MJ6MP7QXT}

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	2026-07-05T03:00:51.888759Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

94d6b9b97acd509a05bafb13e63ff0bcd415c79c3707769f9642bbca7066870b

Aliases

arxiv: 2103.15786 · arxiv_version: 2103.15786v1 · doi: 10.48550/arxiv.2103.15786 · pith_short_12: STLLTOL2ZVIJ · pith_short_16: STLLTOL2ZVIJUBN2 · pith_short_8: STLLTOL2

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/STLLTOL2ZVIJUBN27MJ6MP7QXT \
  | 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: 94d6b9b97acd509a05bafb13e63ff0bcd415c79c3707769f9642bbca7066870b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b884785976406c2cb318ca952952af9831cd58657b3b4fbb06b6cbc10111203",
    "cross_cats_sorted": [
      "physics.app-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2021-03-29T17:30:09Z",
    "title_canon_sha256": "b7fb31e37daa8048618264c32a8c8462db08020e51580889038b93d036f57e26"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.15786",
    "kind": "arxiv",
    "version": 1
  }
}