Pith Number

pith:QUYUGVLS

pith:2021:QUYUGVLS4FKZIYGJW47KSCSS6K

not attested not anchored not stored refs pending

Structure-Preserving Image Super-Resolution

Cheng Ma, Jie Zhou, Jiwen Lu, Yongming Rao

arxiv:2109.12530 v1 · 2021-09-26 · 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{QUYUGVLS4FKZIYGJW47KSCSS6K}

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	2026-07-05T03:17:22.189967Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8531435572e1559460c9b73ea90a52f289c57b658b89093cf01510b6a6768f2d

Aliases

arxiv: 2109.12530 · arxiv_version: 2109.12530v1 · doi: 10.48550/arxiv.2109.12530 · pith_short_12: QUYUGVLS4FKZ · pith_short_16: QUYUGVLS4FKZIYGJ · pith_short_8: QUYUGVLS

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/QUYUGVLS4FKZIYGJW47KSCSS6K \
  | 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: 8531435572e1559460c9b73ea90a52f289c57b658b89093cf01510b6a6768f2d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82441ad033146fdfa37b75a8c333fa6846f1b19328d0859fa1a1aa97df2451f9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-09-26T08:48:27Z",
    "title_canon_sha256": "cd4eac9b3465bdddb2974a448293f02298da4fb9b78e7a6459416a1a54c92dd3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.12530",
    "kind": "arxiv",
    "version": 1
  }
}