Pith Number

pith:GSLF5IFT

pith:2020:GSLF5IFTAZ2SH5RZKM3MGOXBUS

not attested not anchored not stored refs pending

The degree of the central curve in semidefinite, linear, and quadratic programming

Ang\'elica Torres, Isabelle Shankar, Serkan Ho\c{s}ten

arxiv:2011.15115 v2 · 2020-11-30 · math.OC · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GSLF5IFTAZ2SH5RZKM3MGOXBUS}

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	2026-07-05T02:32:34.485407Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

34965ea0b3067523f6395336c33ae1a49802db1256aec5fce5001f9be01864f9

Aliases

arxiv: 2011.15115 · arxiv_version: 2011.15115v2 · doi: 10.48550/arxiv.2011.15115 · pith_short_12: GSLF5IFTAZ2S · pith_short_16: GSLF5IFTAZ2SH5RZ · pith_short_8: GSLF5IFT

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/GSLF5IFTAZ2SH5RZKM3MGOXBUS \
  | 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: 34965ea0b3067523f6395336c33ae1a49802db1256aec5fce5001f9be01864f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab0d009cb37698c6976e200a6b897a10d6480f5cddef3a7b5cd6218924726c3c",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2020-11-30T18:49:07Z",
    "title_canon_sha256": "53bd4ea5a93528a32c4523516f394dc071e84e6d1ebc35a9b574b0407d1f7eba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2011.15115",
    "kind": "arxiv",
    "version": 2
  }
}