Pith Number

pith:AB4TRYF3

pith:2020:AB4TRYF3O5OIZ4GGZTU6CCUAAG

not attested not anchored not stored refs pending

Deep Video Super-Resolution using HR Optical Flow Estimation

Li Liu, Longguang Wang, Wei An, Xinpu Deng, Yulan Guo, Zaiping Lin

arxiv:2001.02129 v1 · 2020-01-06 · 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{AB4TRYF3O5OIZ4GGZTU6CCUAAG}

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	2026-07-05T00:30:44.585684Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

007938e0bb775c8cf0c6cce9e10a80018bf21f7bdb6631b928237f18da1a5d95

Aliases

arxiv: 2001.02129 · arxiv_version: 2001.02129v1 · doi: 10.48550/arxiv.2001.02129 · pith_short_12: AB4TRYF3O5OI · pith_short_16: AB4TRYF3O5OIZ4GG · pith_short_8: AB4TRYF3

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/AB4TRYF3O5OIZ4GGZTU6CCUAAG \
  | 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: 007938e0bb775c8cf0c6cce9e10a80018bf21f7bdb6631b928237f18da1a5d95

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cd61e07529e653ae8e3049c5b1bbd67ffb6470bc920ac8a214d658c97e860317",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-01-06T07:25:24Z",
    "title_canon_sha256": "7c92d49f53f3b7368bf99989e1558793e607040d1f5782170624e6c1e5a3cb02"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.02129",
    "kind": "arxiv",
    "version": 1
  }
}