Pith Number

pith:FFTJIPFH

pith:2021:FFTJIPFHKOOZ3TBJQQLM4ICFTX

not attested not anchored not stored refs pending

Generalized Damped Newton Algorithms in Nonsmooth Optimization via Second-Order Subdifferentials

Boris Mordukhovich, Dat Ba Tran, Pham Duy Khanh, Vo Thanh Phat

arxiv:2101.10555 v3 · 2021-01-26 · 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{FFTJIPFHKOOZ3TBJQQLM4ICFTX}

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	2026-07-05T03:49:38.583305Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2966943ca7539d9dcc298416ce20459dd6630f11d523b9d80c5b16c7ecb66c18

Aliases

arxiv: 2101.10555 · arxiv_version: 2101.10555v3 · doi: 10.48550/arxiv.2101.10555 · pith_short_12: FFTJIPFHKOOZ · pith_short_16: FFTJIPFHKOOZ3TBJ · pith_short_8: FFTJIPFH

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/FFTJIPFHKOOZ3TBJQQLM4ICFTX \
  | 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: 2966943ca7539d9dcc298416ce20459dd6630f11d523b9d80c5b16c7ecb66c18

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a0e5552e5c4238f37a9e6c207827c34dde4ab88531d12d86d21589cdaa1f7d7a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2021-01-26T04:35:46Z",
    "title_canon_sha256": "22f148a1d6c47238f2df0d404b278b8e661d988e07a7fbd6b917e7cc9e775a08"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.10555",
    "kind": "arxiv",
    "version": 3
  }
}