Pith Number

pith:AROGF7IP

pith:2025:AROGF7IPAWKEAMDUZWRZV4JRM6

not attested not anchored not stored refs pending

Heterogeneous Graph Masked Contrastive Learning for Robust Recommendation

Lei Sang, Yiwen Zhang, Yu Wang

arxiv:2505.24172 v1 · 2025-05-30 · 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{AROGF7IPAWKEAMDUZWRZV4JRM6}

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	2026-07-05T11:12:43.329139Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

045c62fd0f0594403074cda39af13167883b1be0cf8f8b76471c3843a873c27e

Aliases

arxiv: 2505.24172 · arxiv_version: 2505.24172v1 · doi: 10.48550/arxiv.2505.24172 · pith_short_12: AROGF7IPAWKE · pith_short_16: AROGF7IPAWKEAMDU · pith_short_8: AROGF7IP

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/AROGF7IPAWKEAMDUZWRZV4JRM6 \
  | 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: 045c62fd0f0594403074cda39af13167883b1be0cf8f8b76471c3843a873c27e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c12ed530a24e1947178226930950f6600410bf74888f22f2084c87c795471ea",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2025-05-30T03:32:26Z",
    "title_canon_sha256": "8116fc2d4d29263b0c3a6ba5302239856f13b3be0034e4ec2ed0f0da647a6886"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.24172",
    "kind": "arxiv",
    "version": 1
  }
}