Pith Number

pith:VOE3F7NP

pith:2026:VOE3F7NPCLINM3XETGTF4S6J3G

not attested not anchored not stored refs pending

Learning over Positive and Negative Edges with Contrastive Message Passing

Charilaos I. Kanatsoulis, Jure Leskovec, Michael Bereket, Peter Pao-Huang

arxiv:2605.17854 v1 · 2026-05-18 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VOE3F7NPCLINM3XETGTF4S6J3G}

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	2026-05-20T00:05:01.924796Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ab89b2fdaf12d0d66ee499a65e4bc9d9934bc62b6994d6ed65a63c74d3283978

Aliases

arxiv: 2605.17854 · arxiv_version: 2605.17854v1 · doi: 10.48550/arxiv.2605.17854 · pith_short_12: VOE3F7NPCLIN · pith_short_16: VOE3F7NPCLINM3XE · pith_short_8: VOE3F7NP

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/VOE3F7NPCLINM3XETGTF4S6J3G \
  | 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: ab89b2fdaf12d0d66ee499a65e4bc9d9934bc62b6994d6ed65a63c74d3283978

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f861e4cf9a361d47510923c99cc4a22461e5cb9802bd72b919c131d2cc58e43",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-05-18T04:52:07Z",
    "title_canon_sha256": "065e3ccad7d3367948478bd0cb3a38c08f7d1f4cdcfe029ed4f1120a73ad6b38"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.17854",
    "kind": "arxiv",
    "version": 1
  }
}