Pith Number

pith:7QWS242X

pith:2014:7QWS242X4XSSWWT6GXLEPPFUXT

not attested not anchored not stored refs pending

Efficient particle-based online smoothing in general hidden Markov models: the PaRIS algorithm

Jimmy Olsson, Johan Westerborn

arxiv:1412.7550 v1 · 2014-12-23 · stat.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7QWS242X4XSSWWT6GXLEPPFUXT}

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	2026-05-18T02:30:33.528734Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc2d2d7357e5e52b5a7e35d647bcb4bcefe79fadfa3d9ec124705732c5deebe7

Aliases

arxiv: 1412.7550 · arxiv_version: 1412.7550v1 · doi: 10.48550/arxiv.1412.7550 · pith_short_12: 7QWS242X4XSS · pith_short_16: 7QWS242X4XSSWWT6 · pith_short_8: 7QWS242X

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/7QWS242X4XSSWWT6GXLEPPFUXT \
  | 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: fc2d2d7357e5e52b5a7e35d647bcb4bcefe79fadfa3d9ec124705732c5deebe7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dcdf98480679eedf857dc79c978ab258989c380cb1af4d0263af41d7f7017537",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.CO",
    "submitted_at": "2014-12-23T21:25:24Z",
    "title_canon_sha256": "be16d634e657cab04cb74e2f787aae1f355c2f7968768b1e5b512664c2b0547a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.7550",
    "kind": "arxiv",
    "version": 1
  }
}