Pith Number

pith:DLSBSYCU

pith:2013:DLSBSYCUROVHDNPFN35AZEKL4R

not attested not anchored not stored refs pending

A study of the one dimensional total generalised variation regularisation problem

Konstantinos Papafitsoros, Kristian Bredies

arxiv:1309.5900 v1 · 2013-09-23 · 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{DLSBSYCUROVHDNPFN35AZEKL4R}

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	2026-05-18T03:12:33.779511Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ae41960548baa71b5e56efa0c914be47d310aa5f8b3961c5c977f6e74a1714f

Aliases

arxiv: 1309.5900 · arxiv_version: 1309.5900v1 · doi: 10.48550/arxiv.1309.5900 · pith_short_12: DLSBSYCUROVH · pith_short_16: DLSBSYCUROVHDNPF · pith_short_8: DLSBSYCU

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/DLSBSYCUROVHDNPFN35AZEKL4R \
  | 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: 1ae41960548baa71b5e56efa0c914be47d310aa5f8b3961c5c977f6e74a1714f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb1650d175a7482582132d49b8e4c5069f74cd39180327a3710cc5bae2360a9a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2013-09-23T18:01:51Z",
    "title_canon_sha256": "7efcc5a43aee2250e9fedfc8a5ce666b55d8ed340811e8326c2e8d2b01402187"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.5900",
    "kind": "arxiv",
    "version": 1
  }
}