Pith Number

pith:WRGUSB5M

pith:2017:WRGUSB5MWEDD2BN7QYZV7IPAWE

not attested not anchored not stored refs pending

A Stochastic Trust Region Algorithm Based on Careful Step Normalization

Frank E. Curtis, Katya Scheinberg, Rui Shi

arxiv:1712.10277 v3 · 2017-12-29 · 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{WRGUSB5MWEDD2BN7QYZV7IPAWE}

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	2026-05-18T00:12:18.675948Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b44d4907acb1063d05bf86335fa1e0b11de9beea63b2202c51ddea5786312854

Aliases

arxiv: 1712.10277 · arxiv_version: 1712.10277v3 · doi: 10.48550/arxiv.1712.10277 · pith_short_12: WRGUSB5MWEDD · pith_short_16: WRGUSB5MWEDD2BN7 · pith_short_8: WRGUSB5M

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/WRGUSB5MWEDD2BN7QYZV7IPAWE \
  | 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: b44d4907acb1063d05bf86335fa1e0b11de9beea63b2202c51ddea5786312854

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "08da88572ad7352af1f308fce286862a3544792a0d1efb19635419672943c2ad",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2017-12-29T16:59:25Z",
    "title_canon_sha256": "9226ebacb71dff3995af91ce95a94883d4145aa1bb0f9d2f729fa79f661a04df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.10277",
    "kind": "arxiv",
    "version": 3
  }
}