Pith Number

pith:2PWCICMB

pith:2020:2PWCICMBWZVSEBHOZQ5IPS5H6V

not attested not anchored not stored refs pending

Reciprocal Supervised Learning Improves Neural Machine Translation

Hao Zhou, Lei Li, Mingxuan Wang, Minkai Xu, Weinan Zhang, Zhouhan Lin

arxiv:2012.02975 v1 · 2020-12-05 · cs.CL · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2PWCICMBWZVSEBHOZQ5IPS5H6V}

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	2026-07-05T01:57:24.507170Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d3ec240981b66b2204eecc3a87cba7f57706a87ddcf8a7044817eca80825d509

Aliases

arxiv: 2012.02975 · arxiv_version: 2012.02975v1 · doi: 10.48550/arxiv.2012.02975 · pith_short_12: 2PWCICMBWZVS · pith_short_16: 2PWCICMBWZVSEBHO · pith_short_8: 2PWCICMB

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/2PWCICMBWZVSEBHOZQ5IPS5H6V \
  | 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: d3ec240981b66b2204eecc3a87cba7f57706a87ddcf8a7044817eca80825d509

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e951b88b5d5cb303b54612d8679b2226b455f859a1428b97e2581357399ee736",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2020-12-05T08:23:13Z",
    "title_canon_sha256": "f22d8198baba8f32d6c84b3bd9d3eb161b8664d38142983722f83459c8020911"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.02975",
    "kind": "arxiv",
    "version": 1
  }
}