Pith Number

pith:JQPDYUCB

pith:2025:JQPDYUCB7MT2YCEQRJ2GNARCE5

not attested not anchored not stored refs pending

Non-contact Vital Signs Detection in Dynamic Environments

Chengwei Ye, Chong-Xi Liang, Huanzhen Zhang, Kangsheng Wang, Shuai Sun

arxiv:2505.08366 v1 · 2025-05-13 · eess.SP · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JQPDYUCB7MT2YCEQRJ2GNARCE5}

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	2026-07-05T11:02:29.569149Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4c1e3c5041fb27ac08908a74668222275362a0890c857fcb8663c6c62710461c

Aliases

arxiv: 2505.08366 · arxiv_version: 2505.08366v1 · doi: 10.48550/arxiv.2505.08366 · pith_short_12: JQPDYUCB7MT2 · pith_short_16: JQPDYUCB7MT2YCEQ · pith_short_8: JQPDYUCB

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/JQPDYUCB7MT2YCEQRJ2GNARCE5 \
  | 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: 4c1e3c5041fb27ac08908a74668222275362a0890c857fcb8663c6c62710461c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "81a0bb2d28745980e06ff520c472e949ec903f1b30e80498f01b32dc91becc85",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2025-05-13T09:11:48Z",
    "title_canon_sha256": "18f4cff2530ce0689d4a646de265a44c0819adbe02d3a17a5342ea81612ab612"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.08366",
    "kind": "arxiv",
    "version": 1
  }
}