Pith Number

pith:OJSVRX4S

pith:2026:OJSVRX4S74OD43RDBYR3ER4VVB

not attested not anchored not stored refs pending

Anti-Backdoor Coreset Selection via Cumulative Entropy

Christian Wressnegger, Qi Zhao

arxiv:2607.25502 v1 · 2026-07-28 · cs.LG · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OJSVRX4S74OD43RDBYR3ER4VVB}

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	2026-07-29T01:25:18.571269Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

726558df92ff1c3e6e230e23b24795a86fb139f7cf27c85cdd6c99053a5a59a9

Aliases

arxiv: 2607.25502 · arxiv_version: 2607.25502v1 · doi: 10.48550/arxiv.2607.25502 · pith_short_12: OJSVRX4S74OD · pith_short_16: OJSVRX4S74OD43RD · pith_short_8: OJSVRX4S

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/OJSVRX4S74OD43RDBYR3ER4VVB \
  | 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: 726558df92ff1c3e6e230e23b24795a86fb139f7cf27c85cdd6c99053a5a59a9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d2b940676d805c166f980ab6c5a6e1244c7c4ed851aca7887a045a8c5f135b4",
    "cross_cats_sorted": [
      "cs.CR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-07-28T09:37:11Z",
    "title_canon_sha256": "a4f1fd7375d62d3b9eb3fbd1443016251cf274cd0b7a2f0318c2dfd0ecf46f0e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.25502",
    "kind": "arxiv",
    "version": 1
  }
}