Pith Number

pith:PSYV7HJO

pith:2026:PSYV7HJOFTUZH4TW7NFRDOQTWK

not attested not anchored not stored refs pending

Do Ambient Backscatter Communication Receivers Require Low-Noise Amplifiers?

Gongpu Wang, Guangyue Lu, Xinyi Wang, Yinghui Ye, Yuxin Li

arxiv:2603.09123 v1 · 2026-03-10 · 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{PSYV7HJOFTUZH4TW7NFRDOQTWK}

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	2026-06-09T02:07:23.504520Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7cb15f9d2e2ce993f276fb4b11ba13b2bd5b4f492ee593a9dc9e80116dc24a90

Aliases

arxiv: 2603.09123 · arxiv_version: 2603.09123v1 · doi: 10.48550/arxiv.2603.09123 · pith_short_12: PSYV7HJOFTUZ · pith_short_16: PSYV7HJOFTUZH4TW · pith_short_8: PSYV7HJO

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/PSYV7HJOFTUZH4TW7NFRDOQTWK \
  | 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: 7cb15f9d2e2ce993f276fb4b11ba13b2bd5b4f492ee593a9dc9e80116dc24a90

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e00e0ccba6cb17f6ab216694ef0786400c28fcdb31efbe1e83a8b5638ab35dce",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2026-03-10T02:55:51Z",
    "title_canon_sha256": "3b80a84c8272fccac0e31547f7b7526556c9e6076549029dfdd662c00cb5949e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2603.09123",
    "kind": "arxiv",
    "version": 1
  }
}