Pith Number

pith:GU3XE3CW

pith:2021:GU3XE3CW662QCOR3RDEX7XNADR

not attested not anchored not stored refs pending

Unsupervised Doppler Radar-Based Activity Recognition for e-Healthcare

Bo Tan, Sara Sharifzadeh, Wenda Li, Yanguo Jing, Yordanka Karayaneva

arxiv:2103.10478 v2 · 2021-03-18 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GU3XE3CW662QCOR3RDEX7XNADR}

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	2026-07-05T03:28:36.831238Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3537726c56f7b5013a3b88c97fdda01c69e4f717876f6817ae49b1c700666887

Aliases

arxiv: 2103.10478 · arxiv_version: 2103.10478v2 · doi: 10.48550/arxiv.2103.10478 · pith_short_12: GU3XE3CW662Q · pith_short_16: GU3XE3CW662QCOR3 · pith_short_8: GU3XE3CW

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/GU3XE3CW662QCOR3RDEX7XNADR \
  | 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: 3537726c56f7b5013a3b88c97fdda01c69e4f717876f6817ae49b1c700666887

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe1ab0ea863042a1cdeb24dde0ab4b6ae2d09bba8b9f104372e386500bd5c8c4",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-03-18T18:55:42Z",
    "title_canon_sha256": "c6e82abe09d192c678ab3cbe3bd74190674ba9ec3f3fa790dc3fbdf5e82b9e5d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.10478",
    "kind": "arxiv",
    "version": 2
  }
}