Pith Number

pith:S6VRDL4H

pith:2024:S6VRDL4HGGYOII4T2YXGZDY7DY

not attested not anchored not stored refs pending

RISAR: RIS-assisted Human Activity Recognition with Commercial Wi-Fi Devices

Junshuo Liu, Robert C. Qiu, Rujing Xiong, Tiebin Mi, Wei Yang, Xin Shi, Yunlong Huang, Zhe Li

arxiv:2402.17277 v3 · 2024-02-27 · eess.SY · cs.SY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{S6VRDL4HGGYOII4T2YXGZDY7DY}

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	2026-07-05T09:15:08.914357Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

97ab11af8731b0e42393d62e6c8f1f1e1f75b29723f9d384c459a1809eac8806

Aliases

arxiv: 2402.17277 · arxiv_version: 2402.17277v3 · doi: 10.48550/arxiv.2402.17277 · pith_short_12: S6VRDL4HGGYO · pith_short_16: S6VRDL4HGGYOII4T · pith_short_8: S6VRDL4H

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/S6VRDL4HGGYOII4T2YXGZDY7DY \
  | 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: 97ab11af8731b0e42393d62e6c8f1f1e1f75b29723f9d384c459a1809eac8806

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "51dc6fb7cf0b6e66de14e84290d343985e2177bbbebcfdc72770d3756cd12779",
    "cross_cats_sorted": [
      "cs.SY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SY",
    "submitted_at": "2024-02-27T07:46:54Z",
    "title_canon_sha256": "bc197189ecec3c90ce306e66df104e6a36d4788a45d089f588fd3919b5b99fb3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2402.17277",
    "kind": "arxiv",
    "version": 3
  }
}