Pith Number

pith:VPMV5QCY

pith:2013:VPMV5QCYLF4Y2PYOXWV73PFMIO

not attested not anchored not stored refs pending

Extended Object Tracking with Random Hypersurface Models

Marcus Baum, Uwe D. Hanebeck

arxiv:1304.5084 v1 · 2013-04-18 · cs.SY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VPMV5QCYLF4Y2PYOXWV73PFMIO}

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	2026-05-18T03:27:41.829559Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

abd95ec05859798d3f0ebdabfdbcac4392f11574c595d98b8c8d3598d163452e

Aliases

arxiv: 1304.5084 · arxiv_version: 1304.5084v1 · doi: 10.48550/arxiv.1304.5084 · pith_short_12: VPMV5QCYLF4Y · pith_short_16: VPMV5QCYLF4Y2PYO · pith_short_8: VPMV5QCY

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/VPMV5QCYLF4Y2PYOXWV73PFMIO \
  | 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: abd95ec05859798d3f0ebdabfdbcac4392f11574c595d98b8c8d3598d163452e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c9815af33a2d47026b9caf1bd7b887c3cfa886ef8a3cb3032b46fa0bc1ea4450",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2013-04-18T11:16:10Z",
    "title_canon_sha256": "f87074d4773b50ad42b1dde4a08b5315f4f2cd0c09c7deacae1ff598782a4585"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.5084",
    "kind": "arxiv",
    "version": 1
  }
}