Pith Number

pith:WPU7BR2F

pith:2026:WPU7BR2FNUJO4N2GZHXYNQMLGR

not attested not anchored not stored refs pending

Robust class-gated single-pixel diffractive optical neural network with random-aberration-aware training

Bolun Zhang, Fansanqiu Li, Jun-Jun Xiao, Licheng Wang, Qiwen Bao, Ting Ma, Xianjin Liu, Yihuan Liang, Yongqiu Lai

arxiv:2605.31232 v1 · 2026-05-29 · 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{WPU7BR2FNUJO4N2GZHXYNQMLGR}

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	2026-06-01T01:04:05.445340Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b3e9f0c7456d12ee3746c9ef86c18b34575e64e64c5122a01430d77a46b280ba

Aliases

arxiv: 2605.31232 · arxiv_version: 2605.31232v1 · doi: 10.48550/arxiv.2605.31232 · pith_short_12: WPU7BR2FNUJO · pith_short_16: WPU7BR2FNUJO4N2G · pith_short_8: WPU7BR2F

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/WPU7BR2FNUJO4N2GZHXYNQMLGR \
  | 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: b3e9f0c7456d12ee3746c9ef86c18b34575e64e64c5122a01430d77a46b280ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c562b828d187a45362b31e2ec00ad408f1bae1a393639465d518d7859c46588a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2026-05-29T12:36:22Z",
    "title_canon_sha256": "c008427f1cb9b78dfd6796c9e28ba290298b000a63714d0c6ddc2066395688c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.31232",
    "kind": "arxiv",
    "version": 1
  }
}