Pith Number

pith:D5JZDU3K

pith:2026:D5JZDU3KI6GZDTWMR76IAIL54I

not attested not anchored not stored refs pending

SPAR: Support-Preserving Action Rectification

Binbin Lin, Jiaxin Zhao, Weihang Pan, Xun Liang

arxiv:2605.27877 v1 · 2026-05-27 · 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{D5JZDU3KI6GZDTWMR76IAIL54I}

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	2026-05-28T01:04:51.075873Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f5391d36a478d91cecc8ffc80217de20c04d3e068e84f35c82addad6e202746

Aliases

arxiv: 2605.27877 · arxiv_version: 2605.27877v1 · doi: 10.48550/arxiv.2605.27877 · pith_short_12: D5JZDU3KI6GZ · pith_short_16: D5JZDU3KI6GZDTWM · pith_short_8: D5JZDU3K

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/D5JZDU3KI6GZDTWMR76IAIL54I \
  | 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: 1f5391d36a478d91cecc8ffc80217de20c04d3e068e84f35c82addad6e202746

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cd0f367cb9e0e419abc8e6fe47437846251af0172b068ed7915af84cab1f2425",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-05-27T02:53:41Z",
    "title_canon_sha256": "014c2a6f4bdb19efc435f3a95380fa018ca96cbd2fec458f7be72515ba6d98e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.27877",
    "kind": "arxiv",
    "version": 1
  }
}