Pith Number

pith:SBLGE5AL

pith:2015:SBLGE5ALZDZ3BWEL4H3IKT77WM

not attested not anchored not stored refs pending

On-the-fly Approximation of Multivariate Total Variation Minimization

Jordan Frecon, Laurent Condat, Nelly Pustelnik, Patrice Abry

arxiv:1504.05854 v2 · 2015-04-22 · cs.LG · cs.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{SBLGE5ALZDZ3BWEL4H3IKT77WM}

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	2026-05-18T01:07:52.492867Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

905662740bc8f3b0d88be1f6854fffb3200e26287270db819e5883f2600e06d7

Aliases

arxiv: 1504.05854 · arxiv_version: 1504.05854v2 · doi: 10.48550/arxiv.1504.05854 · pith_short_12: SBLGE5ALZDZ3 · pith_short_16: SBLGE5ALZDZ3BWEL · pith_short_8: SBLGE5AL

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/SBLGE5ALZDZ3BWEL4H3IKT77WM \
  | 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: 905662740bc8f3b0d88be1f6854fffb3200e26287270db819e5883f2600e06d7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e4a72ceef04c140e0cfd8e573531e919d4843ca05bb23a34b5ec56f762fd230",
    "cross_cats_sorted": [
      "cs.NA",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2015-04-22T16:01:55Z",
    "title_canon_sha256": "a9c47bf41c384a9159979d908cb60b66fa0e2777ebf5e64cac5e5fa224ca5c23"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.05854",
    "kind": "arxiv",
    "version": 2
  }
}