Pith Number

pith:SV2XXI7C

pith:2013:SV2XXI7CMTJUBFJXNRLQD4VMCA

not attested not anchored not stored refs pending

On the effects of scaling on the performance of Ipopt

J. A. Scott, J.D. Hogg

arxiv:1301.7283 v1 · 2013-01-30 · math.OC · cs.MS · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SV2XXI7CMTJUBFJXNRLQD4VMCA}

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	2026-05-18T03:35:00.718023Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

95757ba3e264d34095376c5701f2ac1034e9dc14b154c9e9ff1ae7fb7114f912

Aliases

arxiv: 1301.7283 · arxiv_version: 1301.7283v1 · doi: 10.48550/arxiv.1301.7283 · pith_short_12: SV2XXI7CMTJU · pith_short_16: SV2XXI7CMTJUBFJX · pith_short_8: SV2XXI7C

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/SV2XXI7CMTJUBFJXNRLQD4VMCA \
  | 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: 95757ba3e264d34095376c5701f2ac1034e9dc14b154c9e9ff1ae7fb7114f912

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ecc128049da17311a494fc35fede474398a55c011107cff1e27183493e4f0306",
    "cross_cats_sorted": [
      "cs.MS",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2013-01-30T16:52:05Z",
    "title_canon_sha256": "569a876050879c0213dc0abb307a313e599ca2315c79142febb227cf0d1fa6a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.7283",
    "kind": "arxiv",
    "version": 1
  }
}