Pith Number

pith:J7EB6MFC

pith:2021:J7EB6MFCFOGSWR5EPZJMIPVCLK

not attested not anchored not stored refs pending

A Systematic Survey of Deep Learning-based Single-Image Super-Resolution

Guangwei Gao, Juncheng Li, Longguang Wang, Tieyong Zeng, Wenjie Li, Yingqian Wang, Zehua Pei

arxiv:2109.14335 v2 · 2021-09-29 · 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{J7EB6MFCFOGSWR5EPZJMIPVCLK}

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	2026-07-05T08:07:07.235943Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4fc81f30a22b8d2b47a47e52c43ea25a85ed9d4732c6defd1761245fd2f9f7c7

Aliases

arxiv: 2109.14335 · arxiv_version: 2109.14335v2 · doi: 10.48550/arxiv.2109.14335 · pith_short_12: J7EB6MFCFOGS · pith_short_16: J7EB6MFCFOGSWR5E · pith_short_8: J7EB6MFC

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/J7EB6MFCFOGSWR5EPZJMIPVCLK \
  | 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: 4fc81f30a22b8d2b47a47e52c43ea25a85ed9d4732c6defd1761245fd2f9f7c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9520ce12d06002d71eb46ce7c8ab1609aab5aad4ea5d8f7cdce46fbf983c2ee5",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2021-09-29T10:41:41Z",
    "title_canon_sha256": "5b9f8928170676e5335dec5c7902e21f0cabb8620f046412440f60afc7e7149b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.14335",
    "kind": "arxiv",
    "version": 2
  }
}