Pith Number

pith:KMMC37J4

pith:2017:KMMC37J4D634XKF2YCVG2XCQJJ

not attested not anchored not stored refs pending

CNN-Based Projected Gradient Descent for Consistent Image Reconstruction

Ha Q. Nguyen, Harshit Gupta, Kyong Hwan Jin, Michael T. McCann, Michael Unser

arxiv:1709.01809 v1 · 2017-09-06 · 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{KMMC37J4D634XKF2YCVG2XCQJJ}

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	2026-05-18T00:06:12.259813Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

53182dfd3c1fb7cba8bac0aa6d5c504a6bc0d131b1b19d89667d41600d4b721e

Aliases

arxiv: 1709.01809 · arxiv_version: 1709.01809v1 · doi: 10.48550/arxiv.1709.01809 · pith_short_12: KMMC37J4D634 · pith_short_16: KMMC37J4D634XKF2 · pith_short_8: KMMC37J4

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/KMMC37J4D634XKF2YCVG2XCQJJ \
  | 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: 53182dfd3c1fb7cba8bac0aa6d5c504a6bc0d131b1b19d89667d41600d4b721e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ea8b447cc65e4b2a3af6a96da4bc2df584ef8c6321cd659ffbed05fd3fd535f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-09-06T12:55:56Z",
    "title_canon_sha256": "4c9fd86d5dfc9a7c13605f35da214083c8f6ff743b4a68ce51336986dd786de0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.01809",
    "kind": "arxiv",
    "version": 1
  }
}