Pith Number

pith:KSPR2JXS

pith:2022:KSPR2JXSH2N5HBYUCOP4L3CGC5

not attested not anchored not stored refs pending

Deep unfolding as iterative regularization for imaging inverse problems

Dong Liang, Jing Cheng, Qingyong Zhu, Zhuo-Xu Cui

arxiv:2211.13452 v1 · 2022-11-24 · math.OC · cs.LG · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KSPR2JXSH2N5HBYUCOP4L3CGC5}

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	2026-07-05T05:19:22.373232Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

549f1d26f23e9bd38714139fc5ec46175f4ba1090691d556859b6589c483f883

Aliases

arxiv: 2211.13452 · arxiv_version: 2211.13452v1 · doi: 10.48550/arxiv.2211.13452 · pith_short_12: KSPR2JXSH2N5 · pith_short_16: KSPR2JXSH2N5HBYU · pith_short_8: KSPR2JXS

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/KSPR2JXSH2N5HBYUCOP4L3CGC5 \
  | 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: 549f1d26f23e9bd38714139fc5ec46175f4ba1090691d556859b6589c483f883

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae472e38b03f2d708ff408f8266729535fc7ce447134dea6c216d02f0ac84ee3",
    "cross_cats_sorted": [
      "cs.LG",
      "eess.IV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2022-11-24T07:38:47Z",
    "title_canon_sha256": "cee596ca7fa24ef848c06da1d5cb16fac36efb481ed6be3f27859f82072b98ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2211.13452",
    "kind": "arxiv",
    "version": 1
  }
}