Pith Number

pith:OSRNRUN3

pith:2018:OSRNRUN36QF3HQ4S2MXBRDCTHG

not attested not anchored not stored refs pending

BSGD-TV: A parallel algorithm solving total variation constrained image reconstruction problems

Thomas Blumensath, Yushan Gao

arxiv:1812.01307 v1 · 2018-12-04 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OSRNRUN36QF3HQ4S2MXBRDCTHG}

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	2026-05-17T23:59:12.835568Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

74a2d8d1bbf40bb3c392d32e188c5339a23e8df0b931f0a1a828f3a568451a83

Aliases

arxiv: 1812.01307 · arxiv_version: 1812.01307v1 · doi: 10.48550/arxiv.1812.01307 · pith_short_12: OSRNRUN36QF3 · pith_short_16: OSRNRUN36QF3HQ4S · pith_short_8: OSRNRUN3

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/OSRNRUN36QF3HQ4S2MXBRDCTHG \
  | 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: 74a2d8d1bbf40bb3c392d32e188c5339a23e8df0b931f0a1a828f3a568451a83

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "81522ad871e52a60b41a0186d497f257216e2e7c0d364159352c22bf49263ef3",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2018-12-04T10:08:25Z",
    "title_canon_sha256": "0c8e32e102bf9ddc5abe4ca438c54855e5eec72c465383664079cd3f9334e2b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.01307",
    "kind": "arxiv",
    "version": 1
  }
}