Pith Number

pith:RCQJTJEO

pith:2026:RCQJTJEOT3OAC2UV2YLR2JJPU7

not attested not anchored not stored refs pending

Reference-Free Reinforcement Learning Fine-Tuning for MT: A Seq2Seq Perspective

Carlos Escolano, Ernesto Garcia-Estrada, Jos\'e A. R. Fonallosa

arxiv:2605.15976 v1 · 2026-05-15 · 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{RCQJTJEOT3OAC2UV2YLR2JJPU7}

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	2026-05-20T00:01:47.338652Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88a099a48e9edc016a95d6171d252fa7e4b598faeb2847d8bc881e561c9b1538

Aliases

arxiv: 2605.15976 · arxiv_version: 2605.15976v1 · doi: 10.48550/arxiv.2605.15976 · pith_short_12: RCQJTJEOT3OA · pith_short_16: RCQJTJEOT3OAC2UV · pith_short_8: RCQJTJEO

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/RCQJTJEOT3OAC2UV2YLR2JJPU7 \
  | 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: 88a099a48e9edc016a95d6171d252fa7e4b598faeb2847d8bc881e561c9b1538

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f77d85544eec36d3d6d2780d2eb5b09b5f657e9e77436aee8ecce54c9e8fddf",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-05-15T14:11:23Z",
    "title_canon_sha256": "39c6359d0f8c9dadc27ce9056d049af581a6414c86214c834116b86fd0ad1d23"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.15976",
    "kind": "arxiv",
    "version": 1
  }
}