Pith Number

pith:U6YO33FT

pith:2020:U6YO33FTMYTKXSRMWUL3P4WJUZ

not attested not anchored not stored refs pending

Integrated Nonreciprocal Photonic Devices with Dynamic Modulation

Alex Y. Song, Avik Dutt, Ian A. D. Williamson, Jiahui Wang, Momchil Minkov, Shanhui Fan

arxiv:2002.04754 v2 · 2020-02-12 · 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{U6YO33FTMYTKXSRMWUL3P4WJUZ}

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	2026-07-05T01:38:35.103592Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7b0edecb36626abca2cb517b7f2c9a66e37621e126078990b6a1ce3f2f457e0

Aliases

arxiv: 2002.04754 · arxiv_version: 2002.04754v2 · doi: 10.48550/arxiv.2002.04754 · pith_short_12: U6YO33FTMYTK · pith_short_16: U6YO33FTMYTKXSRM · pith_short_8: U6YO33FT

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/U6YO33FTMYTKXSRMWUL3P4WJUZ \
  | 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: a7b0edecb36626abca2cb517b7f2c9a66e37621e126078990b6a1ce3f2f457e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "50b70eac2df5db9757560fa048b1af03bc202f369be943a6b6415f9e177e9afa",
    "cross_cats_sorted": [
      "physics.app-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2020-02-12T01:21:40Z",
    "title_canon_sha256": "d7cd8c0c22bb35de1bcd1dfa8835822ac6e9ebfa8a7d657c65a4cff42d641ef5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.04754",
    "kind": "arxiv",
    "version": 2
  }
}