Pith Number

pith:WA5DBF7M

pith:2017:WA5DBF7MCUC7AX3ME5EVKMPVU2

not attested not anchored not stored refs pending

Learned Primal-dual Reconstruction

Jonas Adler, Ozan \"Oktem

arxiv:1707.06474 v3 · 2017-07-20 · math.OC · cs.CV · cs.NE · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WA5DBF7MCUC7AX3ME5EVKMPVU2}

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	2026-05-18T00:11:28.244723Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b03a3097ec1505f05f6c27495531f5a6892b8308daf3c5c7a24fc5b1aebf8ba7

Aliases

arxiv: 1707.06474 · arxiv_version: 1707.06474v3 · doi: 10.48550/arxiv.1707.06474 · pith_short_12: WA5DBF7MCUC7 · pith_short_16: WA5DBF7MCUC7AX3M · pith_short_8: WA5DBF7M

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/WA5DBF7MCUC7AX3ME5EVKMPVU2 \
  | 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: b03a3097ec1505f05f6c27495531f5a6892b8308daf3c5c7a24fc5b1aebf8ba7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8df93c6202cf13d797f1e39f6398d17d1c06cc436dd47432812fee2aaed027c",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.NE",
      "math.FA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2017-07-20T12:34:51Z",
    "title_canon_sha256": "131f8d2d50f5f235f1ca022505d7085b87c3e23b90a05cc56a6dc23c252f288c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.06474",
    "kind": "arxiv",
    "version": 3
  }
}