Pith Number

pith:PKWQCZ6Q

pith:2021:PKWQCZ6QWN4URLC7VRPAXD7LTC

not attested not anchored not stored refs pending

s2s-ft: Fine-Tuning Pretrained Transformer Encoders for Sequence-to-Sequence Learning

Furu Wei, Hangbo Bao, Li Dong, Nan Yang, Wenhui Wang

arxiv:2110.13640 v1 · 2021-10-26 · 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{PKWQCZ6QWN4URLC7VRPAXD7LTC}

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	2026-07-05T03:25:41.169855Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7aad0167d0b37948ac5fac5e0b8feb98b2d9e5fc4fea8cda940ec14e6bd490c9

Aliases

arxiv: 2110.13640 · arxiv_version: 2110.13640v1 · doi: 10.48550/arxiv.2110.13640 · pith_short_12: PKWQCZ6QWN4U · pith_short_16: PKWQCZ6QWN4URLC7 · pith_short_8: PKWQCZ6Q

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/PKWQCZ6QWN4URLC7VRPAXD7LTC \
  | 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: 7aad0167d0b37948ac5fac5e0b8feb98b2d9e5fc4fea8cda940ec14e6bd490c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2349709a4ff656466a504a8843d0a706b2d24c83b9a2588dfdcec1757065084a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-10-26T12:45:34Z",
    "title_canon_sha256": "ee9a02125d5fed96c591c61f10c7e56560c4a29f2c9b41df10190127e25e141f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.13640",
    "kind": "arxiv",
    "version": 1
  }
}