Pith Number

pith:5DXM6OLJ

pith:2018:5DXM6OLJAIGFZW4CUHDQECDHNO

not attested not anchored not stored refs pending

The Importance of Being Recurrent for Modeling Hierarchical Structure

Arianna Bisazza, Christof Monz, Ke Tran

arxiv:1803.03585 v2 · 2018-03-09 · 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{5DXM6OLJAIGFZW4CUHDQECDHNO}

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	2026-05-18T00:07:10.468918Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e8eecf3969020c5cdb82a1c70208676b99adfb63aff47fe903806cfd2c475c95

Aliases

arxiv: 1803.03585 · arxiv_version: 1803.03585v2 · doi: 10.48550/arxiv.1803.03585 · pith_short_12: 5DXM6OLJAIGF · pith_short_16: 5DXM6OLJAIGFZW4C · pith_short_8: 5DXM6OLJ

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/5DXM6OLJAIGFZW4CUHDQECDHNO \
  | 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: e8eecf3969020c5cdb82a1c70208676b99adfb63aff47fe903806cfd2c475c95

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "837917d9fa1408131dd7fe01056d0f18b006c5ef17bbab66d57b9eaeace76e21",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-03-09T16:13:02Z",
    "title_canon_sha256": "2afd407172b7fc9301c315a1ec95520a6be8d534d080ec001cfbfbee0b82b6ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.03585",
    "kind": "arxiv",
    "version": 2
  }
}