Pith Number

pith:NHPWD5QZ

pith:2018:NHPWD5QZV5YK53QHB3VHFXO7FM

not attested not anchored not stored refs pending

Beyond Gradient Descent for Regularized Segmentation Losses

Dmitrii Marin, Ismail Ben Ayed, Meng Tang, Yuri Boykov

arxiv:1809.02322 v2 · 2018-09-07 · 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{NHPWD5QZV5YK53QHB3VHFXO7FM}

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	2026-05-17T23:47:36.098652Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69df61f619af70aeee070eea72dddf2b085b350814d72e7d3b1edc7d1f2672f2

Aliases

arxiv: 1809.02322 · arxiv_version: 1809.02322v2 · doi: 10.48550/arxiv.1809.02322 · pith_short_12: NHPWD5QZV5YK · pith_short_16: NHPWD5QZV5YK53QH · pith_short_8: NHPWD5QZ

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/NHPWD5QZV5YK53QHB3VHFXO7FM \
  | 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: 69df61f619af70aeee070eea72dddf2b085b350814d72e7d3b1edc7d1f2672f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc356f7ba2ab1d4b060a7194746f11b39cb8423d1c4f154ea5cb14129fbae33e",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-09-07T06:41:17Z",
    "title_canon_sha256": "9f6b2acd2496c160965ac6b1556b21345b036909137082e3f74ba98cbb4a208d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.02322",
    "kind": "arxiv",
    "version": 2
  }
}