Pith Number

pith:RMVLFQI4

pith:2026:RMVLFQI45LIDVJ7ECBQ7ZCYVDB

not attested not anchored not stored refs pending

Hi-SAM: A Hierarchical Structure-Aware Multi-modal Framework for Large-Scale Recommendation

Chuanjiang Luo, Hongxiang Chen, Peiyao Lu, Pingjun Pan, Tingting Fei, Tingting Zhou

arxiv:2602.11799 v2 · 2026-02-12 · cs.AI · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RMVLFQI45LIDVJ7ECBQ7ZCYVDB}

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	2026-05-27T01:05:44.524279Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b2ab2c11cead03aa7e41061fc8b15186126183ff0021a10f3c3e2d37f9d45c4

Aliases

arxiv: 2602.11799 · arxiv_version: 2602.11799v2 · doi: 10.48550/arxiv.2602.11799 · pith_short_12: RMVLFQI45LID · pith_short_16: RMVLFQI45LIDVJ7E · pith_short_8: RMVLFQI4

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/RMVLFQI45LIDVJ7ECBQ7ZCYVDB \
  | 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: 8b2ab2c11cead03aa7e41061fc8b15186126183ff0021a10f3c3e2d37f9d45c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0dc9d519691e4a2c375576a57e4afe2ac50f9216e9fce5924bf72e66b18cf1c7",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-02-12T10:26:15Z",
    "title_canon_sha256": "b5008828a3bd5c400e7bb2f98dc7707da1d34a7f848954a8d7ae19484f51132f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.11799",
    "kind": "arxiv",
    "version": 2
  }
}