Pith Number

pith:7LW4Q3KA

pith:2016:7LW4Q3KAOHANKNW4SXF4KNFPO5

not attested not anchored not stored refs pending

From Softmax to Sparsemax: A Sparse Model of Attention and Multi-Label Classification

Andr\'e F. T. Martins, Ram\'on Fernandez Astudillo

arxiv:1602.02068 v2 · 2016-02-05 · cs.CL · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7LW4Q3KAOHANKNW4SXF4KNFPO5}

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.

Cited by

3 papers in Pith

GRAFT: Grid-Aware Load Forecasting with Multi-Source Textual Alignment and Fusion

Selectivity and Shape in the Design of Forward-Forward Goodness Functions

HuggingFace's Transformers: State-of-the-art Natural Language Processing

Receipt and verification

First computed	2026-05-18T01:21:10.794715Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

faedc86d4071c0d536dc95cbc534af7774a51d800d0dbb3d63f8354b4c85012a

Aliases

arxiv: 1602.02068 · arxiv_version: 1602.02068v2 · doi: 10.48550/arxiv.1602.02068 · pith_short_12: 7LW4Q3KAOHAN · pith_short_16: 7LW4Q3KAOHANKNW4 · pith_short_8: 7LW4Q3KA

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/7LW4Q3KAOHANKNW4SXF4KNFPO5 \
  | 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: faedc86d4071c0d536dc95cbc534af7774a51d800d0dbb3d63f8354b4c85012a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "053ea99640964a3d1f160b28c87492944307c7f8d284e9127d2a3ab0294e72cb",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2016-02-05T15:49:02Z",
    "title_canon_sha256": "2b993da9841c927f138f228fac7f8f7310f36d1e4b66a64d0d16420b52b7b835"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.02068",
    "kind": "arxiv",
    "version": 2
  }
}