Pith Number

pith:CWPNPPNQ

pith:2020:CWPNPPNQZDJALPOUPAN4KJWSKG

not attested not anchored not stored refs pending

Understanding and Improving Encoder Layer Fusion in Sequence-to-Sequence Learning

Derek F. Wong, Liang Ding, Lidia S. Chao, Longyue Wang, Xuebo Liu, Zhaopeng Tu

arxiv:2012.14768 v2 · 2020-12-29 · cs.CL · 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{CWPNPPNQZDJALPOUPAN4KJWSKG}

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	2026-07-05T02:24:13.209906Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

159ed7bdb0c8d205bdd4781bc526d2518cf47dfcde7f33692c93926ce906ac32

Aliases

arxiv: 2012.14768 · arxiv_version: 2012.14768v2 · doi: 10.48550/arxiv.2012.14768 · pith_short_12: CWPNPPNQZDJA · pith_short_16: CWPNPPNQZDJALPOU · pith_short_8: CWPNPPNQ

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/CWPNPPNQZDJALPOUPAN4KJWSKG \
  | 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: 159ed7bdb0c8d205bdd4781bc526d2518cf47dfcde7f33692c93926ce906ac32

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7287d362bd71f6946575b3f4c22855608c5368d03efcfcc5342087374509d0f9",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2020-12-29T14:26:59Z",
    "title_canon_sha256": "c8ae30cba4a577a12e1aaffff0a1d772c88ef691c5e7e3bf212e3aa3afe4b3fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.14768",
    "kind": "arxiv",
    "version": 2
  }
}