Pith Number

pith:BT7R3ADO

pith:2014:BT7R3ADOFW44PW7SGUPLE2I465

not attested not anchored not stored refs pending

MRF denoising with compressed sensing and adaptive filtering

Jing Yuan, Qinwei Zhang, Xiaogang Wang, Zhe Wang

arxiv:1401.0670 v1 · 2014-01-03 · 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{BT7R3ADOFW44PW7SGUPLE2I465}

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	2026-05-18T03:03:21.808850Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0cff1d806e2db9c7dbf2351eb2691cf7454d8cd4aedd4e3957649cd3acbd297d

Aliases

arxiv: 1401.0670 · arxiv_version: 1401.0670v1 · doi: 10.48550/arxiv.1401.0670 · pith_short_12: BT7R3ADOFW44 · pith_short_16: BT7R3ADOFW44PW7S · pith_short_8: BT7R3ADO

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/BT7R3ADOFW44PW7SGUPLE2I465 \
  | 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: 0cff1d806e2db9c7dbf2351eb2691cf7454d8cd4aedd4e3957649cd3acbd297d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8fc579171d126c2f2a5429e56d5b8ac5782e3d59e4f7c68437734476bd114636",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2014-01-03T16:40:18Z",
    "title_canon_sha256": "42c794990f8226f1d428f29e491fcb6d064c040cbfb2872a12df3ec4807993cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.0670",
    "kind": "arxiv",
    "version": 1
  }
}