Pith Number

pith:R6CFNFTZ

pith:2017:R6CFNFTZWVXKUC5Q2Z5XDDJU5V

not attested not anchored not stored refs pending

Synthesis versus analysis in patch-based image priors

Mario A. T. Figueiredo

arxiv:1702.06085 v1 · 2017-02-20 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R6CFNFTZWVXKUC5Q2Z5XDDJU5V}

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	2026-05-18T00:50:24.371639Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f84569679b56eaa0bb0d67b718d34ed4489f91e4b9bef54aca0119bd0b8577c

Aliases

arxiv: 1702.06085 · arxiv_version: 1702.06085v1 · doi: 10.48550/arxiv.1702.06085 · pith_short_12: R6CFNFTZWVXK · pith_short_16: R6CFNFTZWVXKUC5Q · pith_short_8: R6CFNFTZ

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/R6CFNFTZWVXKUC5Q2Z5XDDJU5V \
  | 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: 8f84569679b56eaa0bb0d67b718d34ed4489f91e4b9bef54aca0119bd0b8577c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd40b8276929e09fdfed0de41d8ed42b6fa33758a58eaf61751c9d2b06ca2087",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-02-20T17:59:38Z",
    "title_canon_sha256": "408ed2f464a990283371b25802f37bf2d4c427a07745c26e0d749e199f33d303"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.06085",
    "kind": "arxiv",
    "version": 1
  }
}