Pith Number

pith:NNN3XNM3

pith:2019:NNN3XNM3JB2NR6XRGUOV6DTXTL

not attested not anchored not stored refs pending

Saec: Similarity-Aware Embedding Compression in Recommendation Systems

Honglin Zhang, Hong Xu, Huaming Chen, Jian Wang, Xiaorui Wu

arxiv:1903.00103 v1 · 2019-02-26 · cs.IR · cs.LG · stat.ML

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NNN3XNM3JB2NR6XRGUOV6DTXTL}

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	2026-05-17T23:52:20.912966Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b5bbbb59b4874d8faf1351d5f0e779ae4485de2029c18425e885fe2e5b9a985

Aliases

arxiv: 1903.00103 · arxiv_version: 1903.00103v1 · doi: 10.48550/arxiv.1903.00103 · pith_short_12: NNN3XNM3JB2N · pith_short_16: NNN3XNM3JB2NR6XR · pith_short_8: NNN3XNM3

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/NNN3XNM3JB2NR6XRGUOV6DTXTL \
  | 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: 6b5bbbb59b4874d8faf1351d5f0e779ae4485de2029c18425e885fe2e5b9a985

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c14a9ee3523e96a1035424de6f6758c9a232b3d6ba157bf002db4a22c530d11d",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2019-02-26T05:00:22Z",
    "title_canon_sha256": "7e3a74173e2ff52252a8f6a8b1fbca52c7f458d52dcd090c2193f7a1511464f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.00103",
    "kind": "arxiv",
    "version": 1
  }
}