Pith Number

pith:27UTQPDE

pith:2021:27UTQPDEJH6WAKY5GWSAUBGXIR

not attested not anchored not stored refs pending

Focused Attention Improves Document-Grounded Generation

Alan W Black, Kazuma Hashimoto, Ruslan Salakhutdinov, Shrimai Prabhumoye, Yingbo Zhou

arxiv:2104.12714 v1 · 2021-04-26 · 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{27UTQPDEJH6WAKY5GWSAUBGXIR}

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	2026-07-05T02:34:59.359529Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d7e9383c6449fd602b1d35a40a04d74476faa177ab3666f4eae75e6103aa5c33

Aliases

arxiv: 2104.12714 · arxiv_version: 2104.12714v1 · doi: 10.48550/arxiv.2104.12714 · pith_short_12: 27UTQPDEJH6W · pith_short_16: 27UTQPDEJH6WAKY5 · pith_short_8: 27UTQPDE

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/27UTQPDEJH6WAKY5GWSAUBGXIR \
  | 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: d7e9383c6449fd602b1d35a40a04d74476faa177ab3666f4eae75e6103aa5c33

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4968b1a827293eda3965eb1a3896bcebb316a46fded1ace011f2758cb150d90",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-04-26T16:56:29Z",
    "title_canon_sha256": "b3a0d0447cab4e19589d50ee13c17e8f742fbcfc5100bc3f18501068a8f2d02b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.12714",
    "kind": "arxiv",
    "version": 1
  }
}