Pith Number

pith:UBRIWNNR

pith:2026:UBRIWNNRCBNRASSKHXHX36OABY

not attested not anchored not stored refs pending

SAERec: Constructing Fine-grained Interpretable Intents Priors via Sparse Autoencoders for Recommendation

Jiangnan Xia, Ninghao Liu, Xin Wang, Xuansheng Wu, Yu Yang

arxiv:2606.18897 v1 · 2026-06-17 · 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{UBRIWNNRCBNRASSKHXHX36OABY}

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	2026-06-19T16:11:51.293949Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0628b35b1105b104a4a3dcf7df9c00e14fd4ad95fedf70ee4f2402b013e3430

Aliases

arxiv: 2606.18897 · arxiv_version: 2606.18897v1 · doi: 10.48550/arxiv.2606.18897 · pith_short_12: UBRIWNNRCBNR · pith_short_16: UBRIWNNRCBNRASSK · pith_short_8: UBRIWNNR

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/UBRIWNNRCBNRASSKHXHX36OABY \
  | 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: a0628b35b1105b104a4a3dcf7df9c00e14fd4ad95fedf70ee4f2402b013e3430

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ea7cf9337f0e2f40a25908b6c23d35c3549ac70e5d781077256ee49076e68657",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2026-06-17T10:17:04Z",
    "title_canon_sha256": "f11cdbddc69b9745da4a2cc75b37bb07a9e17c2c1dd77fce7d24031fcd836a30"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.18897",
    "kind": "arxiv",
    "version": 1
  }
}