Pith Number

pith:CIVUNTTP

pith:2026:CIVUNTTPIGSFB4526UORLCJ7O2

not attested not anchored not stored refs pending

Covert Blockwise Coding with Sequential Detection over Thermal-Loss Bosonic Channels

Qipeng Qian, Yuntao Qian

arxiv:2606.18666 v1 · 2026-06-17 · cs.IT · math.IT · quant-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{CIVUNTTPIGSFB4526UORLCJ7O2}

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	2026-06-19T16:11:44.046640Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

122b46ce6f41a450f3baf51d15893f76b4f8ce7ea30ab2565f70c9afd7fdb53c

Aliases

arxiv: 2606.18666 · arxiv_version: 2606.18666v1 · doi: 10.48550/arxiv.2606.18666 · pith_short_12: CIVUNTTPIGSF · pith_short_16: CIVUNTTPIGSFB452 · pith_short_8: CIVUNTTP

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/CIVUNTTPIGSFB4526UORLCJ7O2 \
  | 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: 122b46ce6f41a450f3baf51d15893f76b4f8ce7ea30ab2565f70c9afd7fdb53c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01580e1ba285478698bec69704023d5f54030813d549e8b322a8e5469cffd081",
    "cross_cats_sorted": [
      "math.IT",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2026-06-17T04:03:59Z",
    "title_canon_sha256": "79e5aaeea75b08e150ecdbb733e98ece51c4e6745bf7982ae8c9ecb5b979ecc2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.18666",
    "kind": "arxiv",
    "version": 1
  }
}