Pith Number

pith:S3V5XRUX

pith:2018:S3V5XRUXUK32HO7BCBIAM242JH

not attested not anchored not stored refs pending

Hierarchical Attention: What Really Counts in Various NLP Tasks

Zehao Dou, Zhihua Zhang

arxiv:1808.03728 v1 · 2018-08-10 · cs.CL

Open paper page JSON What is a Pith Number?

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

Receipt and verification

First computed	2026-05-18T00:08:19.885960Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

96ebdbc697a2b7a3bbe11050066b9a49d436c62c70b177fce739530c77374b59

Aliases

arxiv: 1808.03728 · arxiv_version: 1808.03728v1 · doi: 10.48550/arxiv.1808.03728 · pith_short_12: S3V5XRUXUK32 · pith_short_16: S3V5XRUXUK32HO7B · pith_short_8: S3V5XRUX

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/S3V5XRUXUK32HO7BCBIAM242JH \
  | 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: 96ebdbc697a2b7a3bbe11050066b9a49d436c62c70b177fce739530c77374b59

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9dddd59dd1f6600aab5ef58c8100b0cd0eadfdcef0b3a5ea24e9a510bee2093b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-08-10T23:28:33Z",
    "title_canon_sha256": "c3796440637db1cf8c5818c0817faf9a6d1860913947b3cf6f6f37417e0f82d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.03728",
    "kind": "arxiv",
    "version": 1
  }
}