Pith Number

pith:XAMHVHM5

pith:2021:XAMHVHM5JN6Q4KHPSUERH6JSH4

not attested not anchored not stored refs pending

Topology Distillation for Recommender System

HwanJo Yu, Junyoung Hwang, SeongKu Kang, Wonbin Kweon

arxiv:2106.08700 v1 · 2021-06-16 · cs.LG · 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{XAMHVHM5JN6Q4KHPSUERH6JSH4}

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	2026-07-05T02:50:00.675361Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b8187a9d9d4b7d0e28ef950913f9323f39d7945d565f84df9e055a801189b041

Aliases

arxiv: 2106.08700 · arxiv_version: 2106.08700v1 · doi: 10.48550/arxiv.2106.08700 · pith_short_12: XAMHVHM5JN6Q · pith_short_16: XAMHVHM5JN6Q4KHP · pith_short_8: XAMHVHM5

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/XAMHVHM5JN6Q4KHPSUERH6JSH4 \
  | 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: b8187a9d9d4b7d0e28ef950913f9323f39d7945d565f84df9e055a801189b041

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b8562a636d78db630f914314062d26f87bb546d57c17bd454eaa7023143a5b6",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-06-16T11:06:52Z",
    "title_canon_sha256": "cfbcf6c0928bc9373aa9c136542947a8a57f9f3771ffe6615e7d193e105928bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.08700",
    "kind": "arxiv",
    "version": 1
  }
}