Pith Number

pith:SU7IFT47

pith:2018:SU7IFT47UOOZGTKTKNVNW6IXKZ

not attested not anchored not stored refs pending

Multigrid Backprojection Super-Resolution and Deep Filter Visualization

Dan Zhu, Hanwen Liu, Pablo Navarrete Michelini

arxiv:1809.09326 v3 · 2018-09-25 · eess.IV · cs.CV · cs.LG · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SU7IFT47UOOZGTKTKNVNW6IXKZ}

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	2026-05-17T23:55:07.371085Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

953e82cf9fa39d934d53536adb7917567215a085e240cab23f12f149b58373a3

Aliases

arxiv: 1809.09326 · arxiv_version: 1809.09326v3 · doi: 10.48550/arxiv.1809.09326 · pith_short_12: SU7IFT47UOOZ · pith_short_16: SU7IFT47UOOZGTKT · pith_short_8: SU7IFT47

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/SU7IFT47UOOZGTKTKNVNW6IXKZ \
  | 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: 953e82cf9fa39d934d53536adb7917567215a085e240cab23f12f149b58373a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f699c73c14c3fee2045f1bd2a3bb0698143d2e541e119d8bf4ec4371900edf71",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.LG",
      "eess.SP"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2018-09-25T05:36:51Z",
    "title_canon_sha256": "ebd7700d259125933a2efbdab34d3fac5ef85b28e2936853c4636643f7ad5372"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.09326",
    "kind": "arxiv",
    "version": 3
  }
}