Pith Number

pith:M5RGJLEY

pith:2026:M5RGJLEYQ7NFDW2PQ5GHU5XDY7

not attested not anchored not stored refs pending

PEAR: Pairwise Evaluation for Automatic Relative Scoring in Machine Translation

Lorenzo Proietti, Matt Post, Roman Grundkiewicz

arxiv:2601.18006 v2 · 2026-01-25 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M5RGJLEYQ7NFDW2PQ5GHU5XDY7}

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	2026-05-28T02:04:45.468588Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

676264ac9887da51db4f874c7a76e3c7dea8ea3d9e2983c3d72bb733b95df25d

Aliases

arxiv: 2601.18006 · arxiv_version: 2601.18006v2 · doi: 10.48550/arxiv.2601.18006 · pith_short_12: M5RGJLEYQ7NF · pith_short_16: M5RGJLEYQ7NFDW2P · pith_short_8: M5RGJLEY

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/M5RGJLEYQ7NFDW2PQ5GHU5XDY7 \
  | 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: 676264ac9887da51db4f874c7a76e3c7dea8ea3d9e2983c3d72bb733b95df25d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c1242b57fac6ebd4ddaaf4bdcbfd2ddc70511c2656359b8d72f3aebde804df9b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-01-25T21:52:30Z",
    "title_canon_sha256": "2a571220d6ef0a028a5b4268f8aed429fe3b35e63ec74b6a99e60397231f2634"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.18006",
    "kind": "arxiv",
    "version": 2
  }
}