Pith Number

pith:COHEHQWG

pith:2026:COHEHQWGLZIIOM4UEWFZ2TAACE

not attested not anchored not stored refs pending

Particle filtering methods for partially observed branching processes

In\'es M. del Puerto, Manuel Serrano-Pastor, Miguel Gonz\'alez

arxiv:2605.20987 v1 · 2026-05-20 · stat.CO · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{COHEHQWGLZIIOM4UEWFZ2TAACE}

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	2026-05-21T01:05:31.206117Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

138e43c2c65e50873394258b9d4c00113c0124e829a0d045eed979fcefb4a2cd

Aliases

arxiv: 2605.20987 · arxiv_version: 2605.20987v1 · doi: 10.48550/arxiv.2605.20987 · pith_short_12: COHEHQWGLZII · pith_short_16: COHEHQWGLZIIOM4U · pith_short_8: COHEHQWG

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/COHEHQWGLZIIOM4UEWFZ2TAACE \
  | 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: 138e43c2c65e50873394258b9d4c00113c0124e829a0d045eed979fcefb4a2cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a86641301bb0d3b7d635a365825c3eebf000814a0080a47f2e8d0590c590af5",
    "cross_cats_sorted": [
      "math.PR"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "stat.CO",
    "submitted_at": "2026-05-20T10:22:14Z",
    "title_canon_sha256": "bb88f75f667a5aa9e452b66b31919e8cad80ba522d2b0cbb8970e972bd4cfdd7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.20987",
    "kind": "arxiv",
    "version": 1
  }
}