Pith Number

pith:RHLKVXSA

pith:2015:RHLKVXSANY4RHEAV6J5QI6XOYD

not attested not anchored not stored refs pending

Activity Recognition Using A Combination of Category Components And Local Models for Video Surveillance

Ming-Ting Sun, Radha Poovendran, Weiyao Lin, Zhengyou Zhang

arxiv:1503.00081 v1 · 2015-02-28 · cs.CV · cs.MM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RHLKVXSANY4RHEAV6J5QI6XOYD}

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	2026-05-18T02:25:55.187489Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

89d6aade406e39139015f27b047aeec0d0944e4ec97819ab86189110d2dd1b14

Aliases

arxiv: 1503.00081 · arxiv_version: 1503.00081v1 · doi: 10.48550/arxiv.1503.00081 · pith_short_12: RHLKVXSANY4R · pith_short_16: RHLKVXSANY4RHEAV · pith_short_8: RHLKVXSA

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/RHLKVXSANY4RHEAV6J5QI6XOYD \
  | 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: 89d6aade406e39139015f27b047aeec0d0944e4ec97819ab86189110d2dd1b14

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "adc1cd80ed3f4cb06ff63852fc1b32890d8c6fa7e9dd9c94f071ce3ccc08c844",
    "cross_cats_sorted": [
      "cs.MM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2015-02-28T06:49:33Z",
    "title_canon_sha256": "ca9bbc54370f6e62b29387dfaf50a6dc0bf75c64406b4c5cbcdc1169cd881243"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.00081",
    "kind": "arxiv",
    "version": 1
  }
}