Pith Number

pith:X2FUNYFS

pith:2025:X2FUNYFSLRXQBTHIH5LT446EWD

not attested not anchored not stored refs pending

Optimal Feedback Schemes for Dirty Paper Channels With State Estimation at the Receiver

Bin Dai, Dengfeng Xia, Fan Cheng, Han Deng, Haonan Zhang, Liuguo Yin

arxiv:2507.00942 v1 · 2025-07-01 · cs.IT · math.IT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X2FUNYFSLRXQBTHIH5LT446EWD}

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	2026-07-05T11:30:18.024369Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be8b46e0b25c6f00cce83f573e73c4b0ee0a9ce4ac1c2505038f53e3a3dc3e1f

Aliases

arxiv: 2507.00942 · arxiv_version: 2507.00942v1 · doi: 10.48550/arxiv.2507.00942 · pith_short_12: X2FUNYFSLRXQ · pith_short_16: X2FUNYFSLRXQBTHI · pith_short_8: X2FUNYFS

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/X2FUNYFSLRXQBTHIH5LT446EWD \
  | 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: be8b46e0b25c6f00cce83f573e73c4b0ee0a9ce4ac1c2505038f53e3a3dc3e1f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1413236234a25195cafa81bf3e6b429e68ed05cc05d4d6141fb314c9a05ec60c",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2025-07-01T16:48:16Z",
    "title_canon_sha256": "1f2f814b77884c0c65c06d008f8cef97496374a00c96a5bbf2dc6fbc7882f3a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.00942",
    "kind": "arxiv",
    "version": 1
  }
}