Pith Number

pith:IM7KN5OB

pith:2012:IM7KN5OBWBQPPMDDMTYOVVMTC7

not attested not anchored not stored refs pending

Linearly contrained nonsmooth and nonconvex minimization

Francesco Solombrino, Marco Artina, Massimo Fornasier

arxiv:1201.6069 v4 · 2012-01-29 · math.AP · 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{IM7KN5OBWBQPPMDDMTYOVVMTC7}

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	2026-05-18T02:21:18.297007Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

433ea6f5c1b060f7b06364f0ead59317c3f1bfe1a752406ea66f52e98e991800

Aliases

arxiv: 1201.6069 · arxiv_version: 1201.6069v4 · doi: 10.48550/arxiv.1201.6069 · pith_short_12: IM7KN5OBWBQP · pith_short_16: IM7KN5OBWBQPPMDD · pith_short_8: IM7KN5OB

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/IM7KN5OBWBQPPMDDMTYOVVMTC7 \
  | 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: 433ea6f5c1b060f7b06364f0ead59317c3f1bfe1a752406ea66f52e98e991800

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5de812671e09b34db6907b2cbded6d3adecf26c40303e5b5c7a04a73f7c7c228",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2012-01-29T19:36:31Z",
    "title_canon_sha256": "f76eb94bb2ba1ac74ea2d4a8ddde47a6233b9d5a0384793eef479277baaa2294"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.6069",
    "kind": "arxiv",
    "version": 4
  }
}