Pith Number

pith:WIRDGXYF

pith:2021:WIRDGXYFMRXBC7AUP5IHJML6N7

not attested not anchored not stored refs pending

Experts, Errors, and Context: A Large-Scale Study of Human Evaluation for Machine Translation

David Grangier, George Foster, Markus Freitag, Qijun Tan, Viresh Ratnakar, Wolfgang Macherey

arxiv:2104.14478 v1 · 2021-04-29 · cs.CL · cs.AI · 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{WIRDGXYFMRXBC7AUP5IHJML6N7}

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	2026-07-05T04:17:35.146289Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b222335f05646e117c147f5074b17e6fdc483d883159ffd63975dadcb2437c09

Aliases

arxiv: 2104.14478 · arxiv_version: 2104.14478v1 · doi: 10.48550/arxiv.2104.14478 · pith_short_12: WIRDGXYFMRXB · pith_short_16: WIRDGXYFMRXBC7AU · pith_short_8: WIRDGXYF

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/WIRDGXYFMRXBC7AUP5IHJML6N7 \
  | 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: b222335f05646e117c147f5074b17e6fdc483d883159ffd63975dadcb2437c09

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f97107efc8f625870668fd552b34712bf1e6652a83e3010d6000a7b5fdf4fafc",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-04-29T16:42:09Z",
    "title_canon_sha256": "bf998acc7245edf83bf1287c0824a947aa0862ae06c38f6f39fe379f4f1fb9c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.14478",
    "kind": "arxiv",
    "version": 1
  }
}