Pith Number

pith:U6TZTCAI

pith:2026:U6TZTCAISE6O3LTBFIMFR3VK43

not attested not anchored not stored refs pending

Engineering Favorable Propagation: Near-Field IRS Deployment for Spatial Multiplexing

Guangji Chen, Qiaoyan Peng, Qingqing Wu, Wen Chen, Yuxuan Chen

arxiv:2601.07317 v2 · 2026-01-12 · 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{U6TZTCAISE6O3LTBFIMFR3VK43}

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	2026-06-04T01:09:40.953904Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7a7998808913cedae612a1858eeaae6f8963bc7476c9598d2fa74c583fd2627

Aliases

arxiv: 2601.07317 · arxiv_version: 2601.07317v2 · doi: 10.48550/arxiv.2601.07317 · pith_short_12: U6TZTCAISE6O · pith_short_16: U6TZTCAISE6O3LTB · pith_short_8: U6TZTCAI

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/U6TZTCAISE6O3LTBFIMFR3VK43 \
  | 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: a7a7998808913cedae612a1858eeaae6f8963bc7476c9598d2fa74c583fd2627

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b39c31a5f0e9ad958811c8f2fb9c081180ccb4e95af0009dab456dc222209b1",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2026-01-12T08:39:04Z",
    "title_canon_sha256": "36d6bebb3320e6a7b8a4238f5dc12a9a277965baefae59ca3cb2c55812be3047"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.07317",
    "kind": "arxiv",
    "version": 2
  }
}