Pith Number

pith:XHSERK4M

pith:2014:XHSERK4MS777V3RX7GE2LFKO3V

not attested not anchored not stored refs pending

Human Activity Learning and Segmentation using Partially Hidden Discriminative Models

Hung Bui, Svetha Venkatesh, Truyen Tran

arxiv:1408.3081 v1 · 2014-08-06 · cs.LG · cs.CV · 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{XHSERK4MS777V3RX7GE2LFKO3V}

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	2026-05-18T02:45:15.061440Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b9e448ab8c97fffaee37f989a5954edd6534d71467174dd4dfda18d395c36797

Aliases

arxiv: 1408.3081 · arxiv_version: 1408.3081v1 · doi: 10.48550/arxiv.1408.3081 · pith_short_12: XHSERK4MS777 · pith_short_16: XHSERK4MS777V3RX · pith_short_8: XHSERK4M

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/XHSERK4MS777V3RX7GE2LFKO3V \
  | 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: b9e448ab8c97fffaee37f989a5954edd6534d71467174dd4dfda18d395c36797

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01b82fec1f1e2f7f412f6dc726740c97db13ac00835f550c35381fe4a51e0850",
    "cross_cats_sorted": [
      "cs.CV",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2014-08-06T02:35:49Z",
    "title_canon_sha256": "d1f615229ab1ba66532aa0102c694c2e8e41258a3458998a2e55790c5da3d6ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.3081",
    "kind": "arxiv",
    "version": 1
  }
}