Pith Number

pith:DKXMBLKM

pith:2021:DKXMBLKMKJVSLFPNXIG2LQPNXU

not attested not anchored not stored refs pending

Scalable and Robust Photonic Integrated Unitary Converter

Go Soma, Rui Tang, Ryota Tanomura, Takuo Tanemura, Toshikazu Umezaki, Yoshiaki Nakano

arxiv:2103.14782 v1 · 2021-03-27 · 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{DKXMBLKMKJVSLFPNXIG2LQPNXU}

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	2026-07-05T05:08:49.822562Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1aaec0ad4c526b2595edba0da5c1edbd17f6b840d25498b6e0fb1ecd2d2732a0

Aliases

arxiv: 2103.14782 · arxiv_version: 2103.14782v1 · doi: 10.48550/arxiv.2103.14782 · pith_short_12: DKXMBLKMKJVS · pith_short_16: DKXMBLKMKJVSLFPN · pith_short_8: DKXMBLKM

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/DKXMBLKMKJVSLFPNXIG2LQPNXU \
  | 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: 1aaec0ad4c526b2595edba0da5c1edbd17f6b840d25498b6e0fb1ecd2d2732a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e155004742320d8e6239f3d0738f8d5cd2d787c6b2e7cc7506873c6f8dad5549",
    "cross_cats_sorted": [
      "physics.app-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2021-03-27T01:19:39Z",
    "title_canon_sha256": "aeda37bf028e30f7e9a195f798effcc10a73afa300bcc2b1685cab2922cfaa7c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.14782",
    "kind": "arxiv",
    "version": 1
  }
}