Pith Number

pith:XQPWGJUA

pith:2012:XQPWGJUAWJCXG5YQBF4VLJPGCI

not attested not anchored not stored refs pending

Sparse Stabilization and Control of Alignment Models

Benedetto Piccoli, Emmanuel Tr\'elat, Marco Caponigro, Massimo Fornasier

arxiv:1210.5739 v3 · 2012-10-21 · 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{XQPWGJUAWJCXG5YQBF4VLJPGCI}

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	2026-05-18T02:55:57.609206Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc1f632680b245737710097955a5e6123445a3753e4fe8dbb91dbd0a26068424

Aliases

arxiv: 1210.5739 · arxiv_version: 1210.5739v3 · doi: 10.48550/arxiv.1210.5739 · pith_short_12: XQPWGJUAWJCX · pith_short_16: XQPWGJUAWJCXG5YQ · pith_short_8: XQPWGJUA

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/XQPWGJUAWJCXG5YQBF4VLJPGCI \
  | 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: bc1f632680b245737710097955a5e6123445a3753e4fe8dbb91dbd0a26068424

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "52e5635a2bb43ba4c0363c97562fd6d6d2adc741c6ecbcc925587af5673669a9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2012-10-21T17:22:21Z",
    "title_canon_sha256": "faa19ca9661c71dda0e13ce8cd7db78b7cc02ee3cb6c6cff9077f7bf78975d03"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.5739",
    "kind": "arxiv",
    "version": 3
  }
}