Pith Number

pith:NLAWSBQ2

pith:2015:NLAWSBQ2GD3VPBYFT4543PJRYN

not attested not anchored not stored refs pending

Projection onto the capped simplex

Canyi Lu, Weiran Wang

arxiv:1503.01002 v1 · 2015-03-03 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NLAWSBQ2GD3VPBYFT4543PJRYN}

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

2 papers in Pith

Smooth Partial Lotteries for Stable Randomized Selection

Accelerated Relax-and-Round for Concave Coverage Problems

Receipt and verification

First computed	2026-05-18T02:25:47.922578Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ac169061a30f75787059f3bcdbd31c35a3915f9c6d96063cfe57f49ab4b94ba

Aliases

arxiv: 1503.01002 · arxiv_version: 1503.01002v1 · doi: 10.48550/arxiv.1503.01002 · pith_short_12: NLAWSBQ2GD3V · pith_short_16: NLAWSBQ2GD3VPBYF · pith_short_8: NLAWSBQ2

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/NLAWSBQ2GD3VPBYFT4543PJRYN \
  | 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: 6ac169061a30f75787059f3bcdbd31c35a3915f9c6d96063cfe57f49ab4b94ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba52958eb2d29bbff49cee5f986a52e21aec9313be5f22985c32d45b81d2a2f6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2015-03-03T16:40:17Z",
    "title_canon_sha256": "8f3df22ba693ea59dff1b3d393a620d09ec9a45f462de0425ee32cbc8353c1b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.01002",
    "kind": "arxiv",
    "version": 1
  }
}