Pith Number

pith:CO5QXQ46

pith:2020:CO5QXQ46SB6BW6FX4XJA2DW2O6

not attested not anchored not stored refs pending

Crossing Variational Autoencoders for Answer Retrieval

Lingfei Wu, Meng Jiang, Qingkai Zeng, Shu Tao, Wenhao Yu, Yu Deng

arxiv:2005.02557 v2 · 2020-05-06 · cs.CL · 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{CO5QXQ46SB6BW6FX4XJA2DW2O6}

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	2026-07-05T01:16:14.969863Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

13bb0bc39e907c1b78b7e5d20d0eda77b9d0e24b9a20a4a068dbe95a18213c4b

Aliases

arxiv: 2005.02557 · arxiv_version: 2005.02557v2 · doi: 10.48550/arxiv.2005.02557 · pith_short_12: CO5QXQ46SB6B · pith_short_16: CO5QXQ46SB6BW6FX · pith_short_8: CO5QXQ46

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/CO5QXQ46SB6BW6FX4XJA2DW2O6 \
  | 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: 13bb0bc39e907c1b78b7e5d20d0eda77b9d0e24b9a20a4a068dbe95a18213c4b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1aa07e884f9523adaf09d82b6424b2150c86f90a29daa50daabaaacf580fcd31",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2020-05-06T01:59:13Z",
    "title_canon_sha256": "f46d75600b0ab37f621abf607c5bba26817c0a9271bdff5ba75d861ea84a6f82"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.02557",
    "kind": "arxiv",
    "version": 2
  }
}