Pith Number

pith:QE3TD442

pith:2026:QE3TD442BPIQFTHB7VQ7FJ26JB

not attested not anchored not stored refs pending

A unified resource-pool architecture for high-dimensional direct-detection optical communication

Hao Wu, Jiajie Yuan, Jingze Liu, Mingming Zhang, Ming Tang, Peng Li, Siqi Yan, Xinyang Yu, Yuxuan Xiong, Yu Yu, Zhijuan Gu, Zhipei Sun, Zhongyao Luo1, Zhuyixiao Liu, Ziwen Zhou

arxiv:2606.20004 v1 · 2026-06-18 · 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{QE3TD442BPIQFTHB7VQ7FJ26JB}

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	2026-06-19T16:13:00.306830Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

813731f39a0bd102cce1fd61f2a75e4869a03ab363c14bb852b0a9d22777ae39

Aliases

arxiv: 2606.20004 · arxiv_version: 2606.20004v1 · doi: 10.48550/arxiv.2606.20004 · pith_short_12: QE3TD442BPIQ · pith_short_16: QE3TD442BPIQFTHB · pith_short_8: QE3TD442

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/QE3TD442BPIQFTHB7VQ7FJ26JB \
  | 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: 813731f39a0bd102cce1fd61f2a75e4869a03ab363c14bb852b0a9d22777ae39

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a7913346e5839266213055e6352d0323f1c11727e939a255973eb563a884947",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2026-06-18T09:40:33Z",
    "title_canon_sha256": "48c49a64dcf2b7e31c1190bc703e462d9c456079ca68288aac9d1ed66c610c76"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.20004",
    "kind": "arxiv",
    "version": 1
  }
}