Pith Number

pith:VZSZ3Z3Z

pith:2024:VZSZ3Z3ZUQ37CNENRGZBYW6XUP

not attested not anchored not stored refs pending

Decentralized Conjugate Gradient and Memoryless BFGS Methods

Hao Wu, Hongchao Zhang, Liping Wang

arxiv:2409.07122 v3 · 2024-09-11 · 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{VZSZ3Z3ZUQ37CNENRGZBYW6XUP}

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	2026-07-05T10:02:06.372045Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae659de779a437f1348d89b21c5bd7a3d8a9624046308012a2dac18e9739340d

Aliases

arxiv: 2409.07122 · arxiv_version: 2409.07122v3 · doi: 10.48550/arxiv.2409.07122 · pith_short_12: VZSZ3Z3ZUQ37 · pith_short_16: VZSZ3Z3ZUQ37CNEN · pith_short_8: VZSZ3Z3Z

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/VZSZ3Z3ZUQ37CNENRGZBYW6XUP \
  | 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: ae659de779a437f1348d89b21c5bd7a3d8a9624046308012a2dac18e9739340d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9dbd8a6a7ff906b511e3f777b08dabc7be20e11f87deb86463a48d9d715264c4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2024-09-11T09:19:46Z",
    "title_canon_sha256": "f0c354526deb19e79063bdc29dccbd4f5c19538bc56c4629806b53b93c1b591b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2409.07122",
    "kind": "arxiv",
    "version": 3
  }
}