Pith Number

pith:HTAWVKCY

pith:2014:HTAWVKCYNZWA332YGMX25EYFDV

not attested not anchored not stored refs pending

Sparse Control of Alignment Models in High Dimension

Benjamin Scharf, Massimo Fornasier, Mattia Bongini, Oliver Junge

arxiv:1408.6362 v1 · 2014-08-27 · math.DS · math.NA · 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{HTAWVKCYNZWA332YGMX25EYFDV}

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	2026-05-18T02:44:07.654118Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3cc16aa8586e6c0def58332fae93051d66468f507ecb3bfe8d545267b8a78943

Aliases

arxiv: 1408.6362 · arxiv_version: 1408.6362v1 · doi: 10.48550/arxiv.1408.6362 · pith_short_12: HTAWVKCYNZWA · pith_short_16: HTAWVKCYNZWA332Y · pith_short_8: HTAWVKCY

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/HTAWVKCYNZWA332YGMX25EYFDV \
  | 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: 3cc16aa8586e6c0def58332fae93051d66468f507ecb3bfe8d545267b8a78943

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "254ebd5ed0b0f3f7ea70a535e4ca4c3fde661b8b4fe9d5ae0081198f0dc7f47e",
    "cross_cats_sorted": [
      "math.NA",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2014-08-27T09:30:24Z",
    "title_canon_sha256": "ed04a4dcd6760400261938c3b18e6feedf24691a65f030c79398015522ce34d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.6362",
    "kind": "arxiv",
    "version": 1
  }
}