Pith Number

pith:BUAXLVPY

pith:2019:BUAXLVPYAAS55AO4ZBA57QDUNM

not attested not anchored not stored refs pending

An Integrated Autoencoder-Based Filter for Sparse Big Data

Baogui Xin, Wei Peng

arxiv:1904.06513 v2 · 2019-04-13 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BUAXLVPYAAS55AO4ZBA57QDUNM}

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	2026-05-17T23:43:23.030352Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d0175d5f80025de81dcc841dfc0746b2c7360899743eef45902ea061312130d

Aliases

arxiv: 1904.06513 · arxiv_version: 1904.06513v2 · doi: 10.48550/arxiv.1904.06513 · pith_short_12: BUAXLVPYAAS5 · pith_short_16: BUAXLVPYAAS55AO4 · pith_short_8: BUAXLVPY

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/BUAXLVPYAAS55AO4ZBA57QDUNM \
  | 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: 0d0175d5f80025de81dcc841dfc0746b2c7360899743eef45902ea061312130d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "21ef926a523371c60c994516533e915c7eaa2b91a2539b50c426b739c4e9c089",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-04-13T09:53:27Z",
    "title_canon_sha256": "fdbb50079b4ff5740a95eacef8e06bff59553508ca079fed362e2440d5900cb4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.06513",
    "kind": "arxiv",
    "version": 2
  }
}