Pith Number

pith:P3OG2FD7

pith:2021:P3OG2FD7W6FISYDMBI4HILPE63

not attested not anchored not stored refs pending

WiSleep: Inferring Sleep Duration at Scale Using Passive WiFi Sensing

Amee Trivedi, Camellia Zakaria, Prashant Shenoy, Priyanka Mary Mammen, Rajesh Balan, Tergel Molom-Ochir

arxiv:2102.03690 v2 · 2021-02-07 · eess.SP · 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{P3OG2FD7W6FISYDMBI4HILPE63}

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	2026-07-05T04:05:10.808228Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7edc6d147fb78a89606c0a38742de4f6f9cb72c6ba001308ffd335700a7287b3

Aliases

arxiv: 2102.03690 · arxiv_version: 2102.03690v2 · doi: 10.48550/arxiv.2102.03690 · pith_short_12: P3OG2FD7W6FI · pith_short_16: P3OG2FD7W6FISYDM · pith_short_8: P3OG2FD7

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/P3OG2FD7W6FISYDMBI4HILPE63 \
  | 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: 7edc6d147fb78a89606c0a38742de4f6f9cb72c6ba001308ffd335700a7287b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "efd90abb36202f270a7dece4bc602049337f842d0ea0ebe8a9342bf2bd5fb527",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2021-02-07T00:05:14Z",
    "title_canon_sha256": "34813b5fcc138ede6c073d075124841b80e742fc4b0d12fbc0b57e576fb5f634"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.03690",
    "kind": "arxiv",
    "version": 2
  }
}