Pith Number

pith:CI2NQ6G4

pith:2017:CI2NQ6G46TYXUO7ZWK7XEM6WVF

not attested not anchored not stored refs pending

A successive difference-of-convex approximation method for a class of nonconvex nonsmooth optimization problems

Akiko Takeda, Tianxiang Liu, Ting Kei Pong

arxiv:1710.05778 v2 · 2017-10-16 · math.OC · 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{CI2NQ6G46TYXUO7ZWK7XEM6WVF}

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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	2026-05-18T00:14:54.411241Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1234d878dcf4f17a3bf9b2bf7233d6a97ac03627050d84d1af22af6548514d7b

Aliases

arxiv: 1710.05778 · arxiv_version: 1710.05778v2 · doi: 10.48550/arxiv.1710.05778 · pith_short_12: CI2NQ6G46TYX · pith_short_16: CI2NQ6G46TYXUO7Z · pith_short_8: CI2NQ6G4

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/CI2NQ6G46TYXUO7ZWK7XEM6WVF \
  | 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: 1234d878dcf4f17a3bf9b2bf7233d6a97ac03627050d84d1af22af6548514d7b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6a700255e12e88d7c72905fd802320aaa7a7fedaa792c43f04b1d6ec3d091d3",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2017-10-16T15:18:28Z",
    "title_canon_sha256": "f3725500c239fb48d44281073e452fde609fd33c7b0c7f7ce2f04c57a5416885"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.05778",
    "kind": "arxiv",
    "version": 2
  }
}