Pith Number

pith:IV2Z2VEM

pith:2019:IV2Z2VEMXHVFU3IF2M6TSRIPXZ

not attested not anchored not stored refs pending

Direction reconfigurable non-reciprocal acousto-optic modulator on chip

Donggyu B Sohn, Gaurav Bahl

arxiv:1908.02382 v1 · 2019-08-06 · physics.app-ph · 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{IV2Z2VEMXHVFU3IF2M6TSRIPXZ}

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	2026-07-04T23:53:16.857266Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

45759d548cb9ea5a6d05d33d39450fbe6bdaf446524dd1d8c3d45bd5caea6622

Aliases

arxiv: 1908.02382 · arxiv_version: 1908.02382v1 · doi: 10.48550/arxiv.1908.02382 · pith_short_12: IV2Z2VEMXHVF · pith_short_16: IV2Z2VEMXHVFU3IF · pith_short_8: IV2Z2VEM

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/IV2Z2VEMXHVFU3IF2M6TSRIPXZ \
  | 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: 45759d548cb9ea5a6d05d33d39450fbe6bdaf446524dd1d8c3d45bd5caea6622

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "916218a641a6ac3515e3e5560781b48c20d50c2541e0038593a2b3b62ce6aa5d",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2019-08-06T22:09:36Z",
    "title_canon_sha256": "80d6590a872f59c5158c188c6e442f29ed2a5aa28b84a53497ef4f6c883d2199"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.02382",
    "kind": "arxiv",
    "version": 1
  }
}