Pith Number

pith:RVS4X4H2

pith:2018:RVS4X4H2UOFU3YVKVIQT25TIHZ

not attested not anchored not stored refs pending

Arianna+: Scalable Human Activity Recognition by Reasoning with a Network of Ontologies

Fulvio Mastrogiovanni, Luca Buoncompagni, Syed Yusha Kareem

arxiv:1809.08208 v1 · 2018-09-21 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RVS4X4H2UOFU3YVKVIQT25TIHZ}

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	2026-05-18T00:05:10.072675Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d65cbf0faa38b4de2aaaa213d76683e769d94b1bf36672fd7258837d9e55436

Aliases

arxiv: 1809.08208 · arxiv_version: 1809.08208v1 · doi: 10.48550/arxiv.1809.08208 · pith_short_12: RVS4X4H2UOFU · pith_short_16: RVS4X4H2UOFU3YVK · pith_short_8: RVS4X4H2

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/RVS4X4H2UOFU3YVKVIQT25TIHZ \
  | 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: 8d65cbf0faa38b4de2aaaa213d76683e769d94b1bf36672fd7258837d9e55436

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bcb0f80115c65b339255a398d645c261f1220a69fbe58a845509c402d64ac47d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2018-09-21T17:00:56Z",
    "title_canon_sha256": "7cb39e817620b08f48877efaaa3a00d305589511a2f50afda1c8d774e2313dfc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.08208",
    "kind": "arxiv",
    "version": 1
  }
}