Pith Number

pith:BD7F7XW4

pith:2013:BD7F7XW42I64UKQ7MP6BRB3LSM

not attested not anchored not stored refs pending

Projections Onto Convex Sets (POCS) Based Optimization by Lifting

A. Enis Cetin, Alican Bozkurt, Ibrahim Onaran, Kivanc Kose, Osman Gunay, R. A. Sevimli, Y. Hakan Habiboglu

arxiv:1306.2516 v3 · 2013-06-11 · 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{BD7F7XW42I64UKQ7MP6BRB3LSM}

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	2026-05-18T03:21:00.017721Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08fe5fdedcd23dca2a1f63fc18876b930ef882a419de6f8df270ad52b36d56c7

Aliases

arxiv: 1306.2516 · arxiv_version: 1306.2516v3 · doi: 10.48550/arxiv.1306.2516 · pith_short_12: BD7F7XW42I64 · pith_short_16: BD7F7XW42I64UKQ7 · pith_short_8: BD7F7XW4

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/BD7F7XW42I64UKQ7MP6BRB3LSM \
  | 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: 08fe5fdedcd23dca2a1f63fc18876b930ef882a419de6f8df270ad52b36d56c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2dd0ffab614cc5afde34ee021a8fa80e2b836971e1f486c527848a73d3dcb302",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2013-06-11T13:25:31Z",
    "title_canon_sha256": "799fb6285fc5065d4b7f769c563f668b3fedb5ed678df605c887da3f377e593f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.2516",
    "kind": "arxiv",
    "version": 3
  }
}