Pith Number

pith:KV6SORXS

pith:2021:KV6SORXS72YLCZX6CVSMNQYPXB

not attested not anchored not stored refs pending

Image Super-Resolution Using T-Tetromino Pixels

Andr\'e Kaup, Andy Regensky, J\"urgen Seiler, Simon Grosche

arxiv:2111.09013 v2 · 2021-11-17 · eess.IV · 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{KV6SORXS72YLCZX6CVSMNQYPXB}

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	2026-07-05T09:26:12.627207Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

557d2746f2feb0b166fe1564c6c30fb851d0ec7d80a50994001e613a881bd893

Aliases

arxiv: 2111.09013 · arxiv_version: 2111.09013v2 · doi: 10.48550/arxiv.2111.09013 · pith_short_12: KV6SORXS72YL · pith_short_16: KV6SORXS72YLCZX6 · pith_short_8: KV6SORXS

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/KV6SORXS72YLCZX6CVSMNQYPXB \
  | 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: 557d2746f2feb0b166fe1564c6c30fb851d0ec7d80a50994001e613a881bd893

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8996e379109c436a2ee9b08b843f8877c9562c86787f1f9a8eb5e973855781d3",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2021-11-17T10:11:03Z",
    "title_canon_sha256": "a35408c72f72eab9552b668ba59e3a18b527e03bd0b97250031accae371a574f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.09013",
    "kind": "arxiv",
    "version": 2
  }
}