Pith Number

pith:PYXAOXKX

pith:2023:PYXAOXKXYL6EEJG2T23RZVP3LM

not attested not anchored not stored refs pending

Structure Aware Incremental Learning with Personalized Imitation Weights for Recommender Systems

Antonios Valkanas, Chen Ma, Jianye Hao, Mark Coates, Ruiming Tang, Yingxue Zhang, Yuening Wang

arxiv:2305.01204 v1 · 2023-05-02 · 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{PYXAOXKXYL6EEJG2T23RZVP3LM}

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	2026-07-05T06:06:22.837124Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e2e075d57c2fc4224da9eb71cd5fb5b0117e86f49d42447cb64cfd23319dfe0

Aliases

arxiv: 2305.01204 · arxiv_version: 2305.01204v1 · doi: 10.48550/arxiv.2305.01204 · pith_short_12: PYXAOXKXYL6E · pith_short_16: PYXAOXKXYL6EEJG2 · pith_short_8: PYXAOXKX

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/PYXAOXKXYL6EEJG2T23RZVP3LM \
  | 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: 7e2e075d57c2fc4224da9eb71cd5fb5b0117e86f49d42447cb64cfd23319dfe0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "238b23e089215602a07284bb16e9c6c67ddb87015ce8383486bf43de7748cd33",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2023-05-02T05:03:53Z",
    "title_canon_sha256": "4729f86ebf9b3bf1fb538580d3615bea370496a43a47a63e7899039e2f1c69d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.01204",
    "kind": "arxiv",
    "version": 1
  }
}