Pith Number

pith:PHFAG6DN

pith:2017:PHFAG6DNOKTHWHI35NWBFDK5YR

not attested not anchored not stored refs pending

Nonconvex Regularization Based Sparse Recovery and Demixing with Application to Color Image Inpainting

Fei Wen, Lasith Adhikari, Ling Pei, Peilin Liu, Robert C. Qiu, Roummel F. Marcia

arxiv:1703.07967 v1 · 2017-03-23 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PHFAG6DNOKTHWHI35NWBFDK5YR}

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	2026-05-18T00:48:04.252223Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

79ca03786d72a67b1d1beb6c128d5dc464f9418e5d12511fcd2c9cce1974aade

Aliases

arxiv: 1703.07967 · arxiv_version: 1703.07967v1 · doi: 10.48550/arxiv.1703.07967 · pith_short_12: PHFAG6DNOKTH · pith_short_16: PHFAG6DNOKTHWHI3 · pith_short_8: PHFAG6DN

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/PHFAG6DNOKTHWHI35NWBFDK5YR \
  | 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: 79ca03786d72a67b1d1beb6c128d5dc464f9418e5d12511fcd2c9cce1974aade

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "116653470e1f477359935b666171a36f63b4478a079458bbacfb4aa9df5fd564",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-03-23T08:48:21Z",
    "title_canon_sha256": "00a117fad6a383140952ef2451b66e26c715387ab04d7a4ffb560172c159ffe7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.07967",
    "kind": "arxiv",
    "version": 1
  }
}