Pith Number

pith:YPTSUDY6

pith:2026:YPTSUDY6HFLE2PUPUJ6VSQHHEV

not attested not anchored not stored refs pending

Scalable native signed optical computing enabled by dual-wavelength incoherent multiplexing

Min Wang, Qinfen Huang, Ruixue Liu, Ya Cheng, Yong Zheng, Yuan Ren, Yunpeng Song

arxiv:2605.20864 v1 · 2026-05-20 · 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{YPTSUDY6HFLE2PUPUJ6VSQHHEV}

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	2026-05-21T01:05:25.193879Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c3e72a0f1e39564d3e8fa27d5940e7257f2921ee49f4e9a711f47459250ed9d9

Aliases

arxiv: 2605.20864 · arxiv_version: 2605.20864v1 · doi: 10.48550/arxiv.2605.20864 · pith_short_12: YPTSUDY6HFLE · pith_short_16: YPTSUDY6HFLE2PUP · pith_short_8: YPTSUDY6

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/YPTSUDY6HFLE2PUPUJ6VSQHHEV \
  | 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: c3e72a0f1e39564d3e8fa27d5940e7257f2921ee49f4e9a711f47459250ed9d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "00641314042ed58079886483f95c5941d37b3a3956a0026451a453c8ebee0508",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2026-05-20T07:56:08Z",
    "title_canon_sha256": "8022108c7e604312405afcbe0931746ea2ebc63f709ec99c57c13c919c2795bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.20864",
    "kind": "arxiv",
    "version": 1
  }
}