Pith Number

pith:FORBE65E

pith:2014:FORBE65E7ZAHHJ3WWHNPHJPY4G

not attested not anchored not stored refs pending

The Progressive Proposal Particle Filter: Better Approximations to the Optimal Importance Density

Pete Bunch, Simon Godsill

arxiv:1401.2791 v2 · 2014-01-13 · 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{FORBE65E7ZAHHJ3WWHNPHJPY4G}

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	2026-05-18T02:45:14.355947Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ba2127ba4fe4073a776b1daf3a5f8e18a42897179e51058f3b8fc8c64b89509

Aliases

arxiv: 1401.2791 · arxiv_version: 1401.2791v2 · doi: 10.48550/arxiv.1401.2791 · pith_short_12: FORBE65E7ZAH · pith_short_16: FORBE65E7ZAHHJ3W · pith_short_8: FORBE65E

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/FORBE65E7ZAHHJ3WWHNPHJPY4G \
  | 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: 2ba2127ba4fe4073a776b1daf3a5f8e18a42897179e51058f3b8fc8c64b89509

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ce0f1b59c8d2a6fd0a07481248ba154b06a60f9d644679a24f1836589b6a7b6f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.CO",
    "submitted_at": "2014-01-13T11:26:57Z",
    "title_canon_sha256": "0216181ce91a66f95ddd07fd73359be1ee8be136956004276c4bfed8be4f20e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.2791",
    "kind": "arxiv",
    "version": 2
  }
}