Pith Number

pith:QETFFRVT

pith:2026:QETFFRVTCYJZJ23KABB2QQNBC3

not attested not anchored not stored refs pending

Contrastive Predictive Coding with Compression for Enhanced Channel State Feedback in Wireless Networks

Ahmed Y. Radwan, Fahad Syed Muhammad, Hina Tabassum, Matthew Baker

arxiv:2607.05419 v1 · 2026-06-26 · cs.IT · cs.AI · eess.SP · 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{QETFFRVTCYJZJ23KABB2QQNBC3}

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	2026-07-08T01:18:09.496917Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

812652c6b3161394eb6a0043a841a116dc5a5b01906882654d2d7d5cb90567ac

Aliases

arxiv: 2607.05419 · arxiv_version: 2607.05419v1 · doi: 10.48550/arxiv.2607.05419 · pith_short_12: QETFFRVTCYJZ · pith_short_16: QETFFRVTCYJZJ23K · pith_short_8: QETFFRVT

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/QETFFRVTCYJZJ23KABB2QQNBC3 \
  | 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: 812652c6b3161394eb6a0043a841a116dc5a5b01906882654d2d7d5cb90567ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "45d09edb69bfb859b85dc55e9849c596db9f14cf7a81b68c4cfd29b3007c4c5a",
    "cross_cats_sorted": [
      "cs.AI",
      "eess.SP",
      "math.IT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2026-06-26T17:27:50Z",
    "title_canon_sha256": "8f22d565a1eb890a39103a54656411178241aed2df2aef44068bf13f997d01e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.05419",
    "kind": "arxiv",
    "version": 1
  }
}