Pith Number

pith:IDQNW6OO

pith:2017:IDQNW6OOPRN7URCPMH5QDOLMZL

not attested not anchored not stored refs pending

On Constraint Qualifications of a Nonconvex Inequality

Jen-Chih Yao, Zhou Wei

arxiv:1703.03966 v1 · 2017-03-11 · 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{IDQNW6OOPRN7URCPMH5QDOLMZL}

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	2026-05-18T00:39:46.637063Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

40e0db79ce7c5bfa444f61fb01b96ccaca5e3cefab3130b4eefcad573e0d7e21

Aliases

arxiv: 1703.03966 · arxiv_version: 1703.03966v1 · doi: 10.48550/arxiv.1703.03966 · pith_short_12: IDQNW6OOPRN7 · pith_short_16: IDQNW6OOPRN7URCP · pith_short_8: IDQNW6OO

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/IDQNW6OOPRN7URCPMH5QDOLMZL \
  | 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: 40e0db79ce7c5bfa444f61fb01b96ccaca5e3cefab3130b4eefcad573e0d7e21

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3bd5e2000883b1c15497e50935b7f328d6279567f76efff8bf545728546e1667",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2017-03-11T12:51:39Z",
    "title_canon_sha256": "fad2b34b3ed98e381b24a1fb8d8bbfd0082f350562d7672bfcd44155fa226375"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.03966",
    "kind": "arxiv",
    "version": 1
  }
}