Pith Number

pith:CS5DD3WP

pith:2019:CS5DD3WPR5XJMN6N3RD4MUV2LS

not attested not anchored not stored refs pending

Personalizing human activity recognition models using incremental learning

Heli Koskim\"aki, Juha R\"oning, Pekka Siirtola

arxiv:1905.12628 v1 · 2019-05-29 · 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{CS5DD3WPR5XJMN6N3RD4MUV2LS}

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	2026-05-17T23:44:41.870874Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

14ba31eecf8f6e9637cddc47c652ba5c87ca9945dff6778f03f8dc537d224a56

Aliases

arxiv: 1905.12628 · arxiv_version: 1905.12628v1 · doi: 10.48550/arxiv.1905.12628 · pith_short_12: CS5DD3WPR5XJ · pith_short_16: CS5DD3WPR5XJMN6N · pith_short_8: CS5DD3WP

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/CS5DD3WPR5XJMN6N3RD4MUV2LS \
  | 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: 14ba31eecf8f6e9637cddc47c652ba5c87ca9945dff6778f03f8dc537d224a56

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c8f9bdb08c98c2245cbecb2ff8f9ee52e688bb6788f7f44687a04baec8d7882f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-05-29T09:29:52Z",
    "title_canon_sha256": "78fe68986c96f6a625b51607efeeb0c0cb44884146e423ab7549a6fe59ab933e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.12628",
    "kind": "arxiv",
    "version": 1
  }
}