Pith Number

pith:MZ7LCPQB

pith:2017:MZ7LCPQBMYI6L2NOTL2XLWUQJU

not attested not anchored not stored refs pending

Total Variation Minimization in Compressed Sensing

Christian Kruschel, Felix Krahmer, Michael Sandbichler

arxiv:1704.02105 v2 · 2017-04-07 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MZ7LCPQBMYI6L2NOTL2XLWUQJU}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:31:23.801008Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

667eb13e016611e5e9ae9af575da904d22a00e0a74d9a948091a4a2d24b39d52

Aliases

arxiv: 1704.02105 · arxiv_version: 1704.02105v2 · doi: 10.48550/arxiv.1704.02105 · pith_short_12: MZ7LCPQBMYI6 · pith_short_16: MZ7LCPQBMYI6L2NO · pith_short_8: MZ7LCPQB

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/MZ7LCPQBMYI6L2NOTL2XLWUQJU \
  | 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: 667eb13e016611e5e9ae9af575da904d22a00e0a74d9a948091a4a2d24b39d52

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "975f654dea5294aa345db01c113eba26cab412a817ad5b0c9f665bae8d14ea6b",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-04-07T06:47:40Z",
    "title_canon_sha256": "60a8ae9d7811ca66df9586234e8f6872bcc12af04dda9e77e0f30266c4f564a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.02105",
    "kind": "arxiv",
    "version": 2
  }
}