Pith Number

pith:VEQ7K2DE

pith:2018:VEQ7K2DEBKSXYVBMEAVITLSKYH

not attested not anchored not stored refs pending

The Lower The Simpler: Simplifying Hierarchical Recurrent Models

Chao Wang, Hui Jiang

arxiv:1809.02790 v4 · 2018-09-08 · cs.CL · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VEQ7K2DEBKSXYVBMEAVITLSKYH}

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	2026-05-17T23:45:46.722216Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a921f568640aa57c542c202a89ae4ac1c4d676b02b5a6f4e4f30ff488f6c8b8a

Aliases

arxiv: 1809.02790 · arxiv_version: 1809.02790v4 · doi: 10.48550/arxiv.1809.02790 · pith_short_12: VEQ7K2DEBKSX · pith_short_16: VEQ7K2DEBKSXYVBM · pith_short_8: VEQ7K2DE

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/VEQ7K2DEBKSXYVBMEAVITLSKYH \
  | 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: a921f568640aa57c542c202a89ae4ac1c4d676b02b5a6f4e4f30ff488f6c8b8a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ddeaba908df36a0329ff74deeec33e74b063303ca7c0e9ca70bbb49c3e043352",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-09-08T11:54:09Z",
    "title_canon_sha256": "f05cd0ff27930a6863e53f599f24454d37740717a97dd522ede6d8e4a7a66d69"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.02790",
    "kind": "arxiv",
    "version": 4
  }
}