Pith Number

pith:AZCWH5T4

pith:2025:AZCWH5T4NC6LANMJGYIORVF4EB

not attested not anchored not stored refs pending

PSO-Merging: Merging Models Based on Particle Swarm Optimization

Kehao Zhang, Shaolei Zhang, Yang Feng

arxiv:2508.19839 v1 · 2025-08-27 · cs.LG · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AZCWH5T4NC6LANMJGYIORVF4EB}

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	2026-07-05T12:00:18.603116Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

064563f67c68bcb035893610e8d4bc20704c4b615def4089e237738c05a7f025

Aliases

arxiv: 2508.19839 · arxiv_version: 2508.19839v1 · doi: 10.48550/arxiv.2508.19839 · pith_short_12: AZCWH5T4NC6L · pith_short_16: AZCWH5T4NC6LANMJ · pith_short_8: AZCWH5T4

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/AZCWH5T4NC6LANMJGYIORVF4EB \
  | 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: 064563f67c68bcb035893610e8d4bc20704c4b615def4089e237738c05a7f025

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "435a0296c52d08b6a743188246aea76646fd485e4673d885d70bb978b76e2737",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-08-27T12:52:36Z",
    "title_canon_sha256": "0ba01585bbacb3c3616cf94ad687f931db9def5f567b0af3a0ed65a3f94e617a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.19839",
    "kind": "arxiv",
    "version": 1
  }
}