Pith Number

pith:GCGGPZP6

pith:2018:GCGGPZP63KWUXB2UYJ5USKT3V6

not attested not anchored not stored refs pending

A Probabilistic Semi-Supervised Approach to Multi-Task Human Activity Modeling

Danica Kragic, Hedvig Kjellstr\"om, Judith B\"utepage

arxiv:1809.08875 v3 · 2018-09-24 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GCGGPZP63KWUXB2UYJ5USKT3V6}

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	2026-05-17T23:51:19.514067Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

308c67e5fedaad4b8754c27b492a7baf8dfecafb90b6a02afb8cde55f1bbf761

Aliases

arxiv: 1809.08875 · arxiv_version: 1809.08875v3 · doi: 10.48550/arxiv.1809.08875 · pith_short_12: GCGGPZP63KWU · pith_short_16: GCGGPZP63KWUXB2U · pith_short_8: GCGGPZP6

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/GCGGPZP63KWUXB2UYJ5USKT3V6 \
  | 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: 308c67e5fedaad4b8754c27b492a7baf8dfecafb90b6a02afb8cde55f1bbf761

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9033e7590c483f53180a66681c302208d840361e0f871887154da4f9290f3be1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-09-24T12:39:21Z",
    "title_canon_sha256": "9a4021014e64f818e083a8a7076861bd0c33de774e2ff6b3d30272cbb8a51011"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.08875",
    "kind": "arxiv",
    "version": 3
  }
}