Pith Number

pith:KDCSVTNG

pith:2019:KDCSVTNGDAK2UDYHH5VPLKL7XS

not attested not anchored not stored refs pending

ARSM: Augment-REINFORCE-Swap-Merge Estimator for Gradient Backpropagation Through Categorical Variables

Mingyuan Zhou, Mingzhang Yin, Yuguang Yue

arxiv:1905.01413 v2 · 2019-05-04 · stat.ML · cs.LG · stat.CO · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KDCSVTNGDAK2UDYHH5VPLKL7XS}

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	2026-07-05T00:27:43.265702Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50c52acda61815aa0f073f6af5a97fbc86e7d01635a3d8e30a158632dfad774d

Aliases

arxiv: 1905.01413 · arxiv_version: 1905.01413v2 · doi: 10.48550/arxiv.1905.01413 · pith_short_12: KDCSVTNGDAK2 · pith_short_16: KDCSVTNGDAK2UDYH · pith_short_8: KDCSVTNG

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/KDCSVTNGDAK2UDYHH5VPLKL7XS \
  | 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: 50c52acda61815aa0f073f6af5a97fbc86e7d01635a3d8e30a158632dfad774d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2c29e327477eb665567e32c4aa6e0fe98674fabd3481200f6b18e6c59d383e7",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.CO",
      "stat.ME"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2019-05-04T02:26:09Z",
    "title_canon_sha256": "67f66c41772c4bc8d67d3b32ccdc506425de4b4b59d94f01c7ff8b54943eec91"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.01413",
    "kind": "arxiv",
    "version": 2
  }
}