Pith Number

pith:4OLQXT4T

pith:2017:4OLQXT4TBIRN2D3YU5G64SDKI2

not attested not anchored not stored refs pending

Nesterov's Smoothing Technique and Minimizing Differences of Convex Functions for Hierarchical Clustering

Nguyen Mau Nam, Sam Raynolds, Tuyen Tran, Wondi Geremew

arxiv:1701.04464 v2 · 2017-01-16 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4OLQXT4TBIRN2D3YU5G64SDKI2}

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	2026-05-18T00:49:22.716050Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e3970bcf930a22dd0f78a74dee486a46a03257473635278c614d07d3badb674e

Aliases

arxiv: 1701.04464 · arxiv_version: 1701.04464v2 · doi: 10.48550/arxiv.1701.04464 · pith_short_12: 4OLQXT4TBIRN · pith_short_16: 4OLQXT4TBIRN2D3Y · pith_short_8: 4OLQXT4T

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/4OLQXT4TBIRN2D3YU5G64SDKI2 \
  | 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: e3970bcf930a22dd0f78a74dee486a46a03257473635278c614d07d3badb674e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6072a40a4cf988dac83ed7ef888ee263bfab5c65f6c48c9e756868a1fc6e87ca",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2017-01-16T21:46:09Z",
    "title_canon_sha256": "45d768c8f1b32c3d6c8b02b28f3bdc24623a0d1e5e124708e00df2a502afabc8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.04464",
    "kind": "arxiv",
    "version": 2
  }
}