Pith Number

pith:6NMMKHNF

pith:2016:6NMMKHNFBTVIRIUYUFQ5CYHMH6

not attested not anchored not stored refs pending

Efficient parameter inference in general hidden Markov models using the filter derivatives

Jimmy Olsson, Johan Westerborn

arxiv:1601.05568 v2 · 2016-01-21 · 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{6NMMKHNFBTVIRIUYUFQ5CYHMH6}

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	2026-05-18T01:20:03.173115Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f358c51da50cea88a298a161d160ec3fa99ed22d65337904ea6f3564565362e9

Aliases

arxiv: 1601.05568 · arxiv_version: 1601.05568v2 · doi: 10.48550/arxiv.1601.05568 · pith_short_12: 6NMMKHNFBTVI · pith_short_16: 6NMMKHNFBTVIRIUY · pith_short_8: 6NMMKHNF

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/6NMMKHNFBTVIRIUYUFQ5CYHMH6 \
  | 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: f358c51da50cea88a298a161d160ec3fa99ed22d65337904ea6f3564565362e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "118a6ac63da331f8446a2c89afd15a2e9cc6a1b87a631ff4dbe568c18fdd669e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.CO",
    "submitted_at": "2016-01-21T09:50:27Z",
    "title_canon_sha256": "e9594db68131008faa21298210d3d0126a8d992f8b1ff06225d89a08e88fa9bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.05568",
    "kind": "arxiv",
    "version": 2
  }
}