Pith Number

pith:E4FHUZJR

pith:2019:E4FHUZJRPZY4DWVNBQ2O3QR7D2

not attested not anchored not stored refs pending

SparseSense: Human Activity Recognition from Highly Sparse Sensor Data-streams Using Set-based Neural Networks

Alireza Abedin, Damith C. Ranasinghe, Qinfeng Shi, S. Hamid Rezatofighi

arxiv:1906.02399 v1 · 2019-06-06 · cs.LG · cs.HC · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{E4FHUZJRPZY4DWVNBQ2O3QR7D2}

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	2026-05-17T23:44:01.323119Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

270a7a65317e71c1daad0c34edc23f1eb12b0bfb2ce1f4d275c0c97b5141bdc4

Aliases

arxiv: 1906.02399 · arxiv_version: 1906.02399v1 · doi: 10.48550/arxiv.1906.02399 · pith_short_12: E4FHUZJRPZY4 · pith_short_16: E4FHUZJRPZY4DWVN · pith_short_8: E4FHUZJR

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/E4FHUZJRPZY4DWVNBQ2O3QR7D2 \
  | 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: 270a7a65317e71c1daad0c34edc23f1eb12b0bfb2ce1f4d275c0c97b5141bdc4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "695ae8316c263cc9afbd8e02930f5807f3cb101bc4f250aff59ffba7a852dd9f",
    "cross_cats_sorted": [
      "cs.HC",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-06-06T03:50:33Z",
    "title_canon_sha256": "4d7f69d0a2ba0d892fed0394fc4d088fba7c3a82b65201d2210a4f63d23f5c51"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.02399",
    "kind": "arxiv",
    "version": 1
  }
}