Pith Number

pith:ZT7SHETR

pith:2009:ZT7SHETRIXRHZXKNQJ2XPZ5SY6

not attested not anchored not stored refs pending

Homogeneous Cone Complementarity Problems and $P$ Properties

Levent Tun\c{c}el, Lingchen Kong, Naihua Xiu

arxiv:0904.1827 v2 · 2009-04-11 · 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{ZT7SHETRIXRHZXKNQJ2XPZ5SY6}

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	2026-05-18T04:36:08.974673Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ccff23927145e27cdd4d827577e7b2c781b32c97d5b505871766f5dc2ef6d1c9

Aliases

arxiv: 0904.1827 · arxiv_version: 0904.1827v2 · doi: 10.48550/arxiv.0904.1827 · pith_short_12: ZT7SHETRIXRH · pith_short_16: ZT7SHETRIXRHZXKN · pith_short_8: ZT7SHETR

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/ZT7SHETRIXRHZXKNQJ2XPZ5SY6 \
  | 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: ccff23927145e27cdd4d827577e7b2c781b32c97d5b505871766f5dc2ef6d1c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "91780e79157f35f954043ea959f0d5ddfc3c29cb4150a465529bef8d405fdad4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2009-04-11T21:52:31Z",
    "title_canon_sha256": "2512f3c29a4fba90866194d85ca8c3bf91ed59086955a2d12a54e9438403511b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.1827",
    "kind": "arxiv",
    "version": 2
  }
}