Pith Number

pith:DH3ITVNC

pith:2023:DH3ITVNCVWUPYZJ7YYTEPTBJIC

not attested not anchored not stored refs pending

Only Encode Once: Making Content-based News Recommender Greener

Jieming Zhu, Qijiong Liu, Quanyu Dai, Xiao-Ming Wu

arxiv:2308.14155 v1 · 2023-08-27 · 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{DH3ITVNCVWUPYZJ7YYTEPTBJIC}

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	2026-07-05T06:45:22.568430Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

19f689d5a2ada8fc653fc62647cc294080e7d60a79b48207894e08ea37980b49

Aliases

arxiv: 2308.14155 · arxiv_version: 2308.14155v1 · doi: 10.48550/arxiv.2308.14155 · pith_short_12: DH3ITVNCVWUP · pith_short_16: DH3ITVNCVWUPYZJ7 · pith_short_8: DH3ITVNC

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/DH3ITVNCVWUPYZJ7YYTEPTBJIC \
  | 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: 19f689d5a2ada8fc653fc62647cc294080e7d60a79b48207894e08ea37980b49

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ecc924bcc24939108ba8379e97fd95c660546180815511623630eae4f197ff06",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2023-08-27T16:43:06Z",
    "title_canon_sha256": "f69b762b50c1e8fa2ab9f1b6a78d369313dfc1890f50158094fe6c5702cde347"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.14155",
    "kind": "arxiv",
    "version": 1
  }
}