Pith Number

pith:7E4BHPML

pith:2026:7E4BHPMLJ7CG53OPGCJGZ7PMPH

not attested not anchored not stored refs pending

Multi-hop Relational Contrastive Learning: Extending Spatial Contrastive Pre-training Beyond Pairwise Relations

Md. Tanvir Raihan, Sheikh Tanvir Ahmed

arxiv:2605.16456 v1 · 2026-05-15 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7E4BHPMLJ7CG53OPGCJGZ7PMPH}

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	2026-05-20T00:02:23.052524Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f93813bd8b4fc46eedcf30926cfdec79de72d4f65c900d0d1a86b949a1c7b287

Aliases

arxiv: 2605.16456 · arxiv_version: 2605.16456v1 · doi: 10.48550/arxiv.2605.16456 · pith_short_12: 7E4BHPMLJ7CG · pith_short_16: 7E4BHPMLJ7CG53OP · pith_short_8: 7E4BHPML

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/7E4BHPMLJ7CG53OPGCJGZ7PMPH \
  | 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: f93813bd8b4fc46eedcf30926cfdec79de72d4f65c900d0d1a86b949a1c7b287

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "407068e1d029ff1d9dd96a95800ccbe8551e797ee08cd0c375b3506178f13efb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-05-15T05:33:18Z",
    "title_canon_sha256": "b88d6cb461f711b008d94bf3501be758567a7635ddf53ef59600a33811ab7334"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.16456",
    "kind": "arxiv",
    "version": 1
  }
}