Pith Number

pith:HJ2LWRGO

pith:2021:HJ2LWRGOGU7JDO226H6IUCSQDT

not attested not anchored not stored refs pending

SR-HetGNN:Session-based Recommendation with Heterogeneous Graph Neural Network

Fan Zhang, Haiyang Li, Jiaqi Ji, Jinpeng Chen, Kaimin Wei, Senzhang Wang, Xudong Zhang

arxiv:2108.05641 v3 · 2021-08-12 · cs.IR · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HJ2LWRGOGU7JDO226H6IUCSQDT}

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	2026-07-05T06:57:18.009124Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a74bb44ce353e91bb5af1fc8a0a501cd0ab0dc65b5a5c9144cdb16ad26359d1

Aliases

arxiv: 2108.05641 · arxiv_version: 2108.05641v3 · doi: 10.48550/arxiv.2108.05641 · pith_short_12: HJ2LWRGOGU7J · pith_short_16: HJ2LWRGOGU7JDO22 · pith_short_8: HJ2LWRGO

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/HJ2LWRGOGU7JDO226H6IUCSQDT \
  | 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: 3a74bb44ce353e91bb5af1fc8a0a501cd0ab0dc65b5a5c9144cdb16ad26359d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d26266bd6e46be0677e563cd30fe23aba23a6bb0e0beef283a7eed197cf7a8c",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2021-08-12T10:12:48Z",
    "title_canon_sha256": "32f5f71aff3e2d05c7ee4db28a4d4f1ca0a1ec5382752cf5ab16ef7f88d9ddf8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.05641",
    "kind": "arxiv",
    "version": 3
  }
}