Pith Number

pith:OLOM2OFF

pith:2011:OLOM2OFFCHNVCI4H4U2C7JYFFZ

not attested not anchored not stored refs pending

BM3D Frames and Variational Image Deblurring

Aram Danielyan, Karen Egiazarian, Vladimir Katkovnik

arxiv:1106.6180 v1 · 2011-06-30 · 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{OLOM2OFFCHNVCI4H4U2C7JYFFZ}

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	2026-05-18T02:01:26.574923Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72dccd38a511db512387e5342fa7052e7ca950c8d5dcb1f14b19cd0de85a6fc6

Aliases

arxiv: 1106.6180 · arxiv_version: 1106.6180v1 · doi: 10.48550/arxiv.1106.6180 · pith_short_12: OLOM2OFFCHNV · pith_short_16: OLOM2OFFCHNVCI4H · pith_short_8: OLOM2OFF

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/OLOM2OFFCHNVCI4H4U2C7JYFFZ \
  | 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: 72dccd38a511db512387e5342fa7052e7ca950c8d5dcb1f14b19cd0de85a6fc6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b702f959a6f08372a88b53e7a23e44d6719ba8798e7567ca2d9d8027004c2b37",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2011-06-30T10:37:34Z",
    "title_canon_sha256": "c7d4314b35817cb0828cfc9b7088b59bd22d766953d4dae99d9fb2b07aa87b94"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.6180",
    "kind": "arxiv",
    "version": 1
  }
}