Pith Number

pith:Z43KUNJD

pith:2024:Z43KUNJDBD5YDEEUYVWDWIGK5M

not attested not anchored not stored refs pending

Item Association Factorization Mixed Markov Chains for Sequential Recommendation

Dongyu Du, Yue Chan

arxiv:2501.01429 v1 · 2024-11-18 · 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{Z43KUNJDBD5YDEEUYVWDWIGK5M}

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	2026-07-05T09:56:24.665002Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf36aa352308fb819094c56c3b20caeb29f8bf157e995a7da4b583f2e4919214

Aliases

arxiv: 2501.01429 · arxiv_version: 2501.01429v1 · doi: 10.48550/arxiv.2501.01429 · pith_short_12: Z43KUNJDBD5Y · pith_short_16: Z43KUNJDBD5YDEEU · pith_short_8: Z43KUNJD

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/Z43KUNJDBD5YDEEUYVWDWIGK5M \
  | 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: cf36aa352308fb819094c56c3b20caeb29f8bf157e995a7da4b583f2e4919214

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e764d3da7d8ea02e2a97a1bab84dbc1e5e1cc33a4d50310d2969fb9911033a3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2024-11-18T06:42:13Z",
    "title_canon_sha256": "a1828b75b94a6ab1f9918c5de8762c67172fbe8da0d3f7d929213d747105a33c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.01429",
    "kind": "arxiv",
    "version": 1
  }
}