Pith Number

pith:KA7TTDEV

pith:2021:KA7TTDEVMHPU4FKLVEDZSIAXFX

not attested not anchored not stored refs pending

Fast and Accurate: Video Enhancement using Sparse Depth

Guoyu Lu, Patrick Hansen, Paul N. Whatmough, Yu Feng, Yuhao Zhu

arxiv:2103.08764 v2 · 2021-03-15 · cs.CV · cs.RO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KA7TTDEVMHPU4FKLVEDZSIAXFX}

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	2026-07-05T03:14:33.737340Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

503f398c9561df4e154ba9079920172de657733618e1a151ed6c110ab45ad592

Aliases

arxiv: 2103.08764 · arxiv_version: 2103.08764v2 · doi: 10.48550/arxiv.2103.08764 · pith_short_12: KA7TTDEVMHPU · pith_short_16: KA7TTDEVMHPU4FKL · pith_short_8: KA7TTDEV

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/KA7TTDEVMHPU4FKLVEDZSIAXFX \
  | 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: 503f398c9561df4e154ba9079920172de657733618e1a151ed6c110ab45ad592

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9abd2b7188b6d350dbdc4d73c4b2b534c49cdd2a317e54ddac61bce0e8de4187",
    "cross_cats_sorted": [
      "cs.RO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-03-15T23:25:56Z",
    "title_canon_sha256": "2f318eeed300d3183f4cf858ef6daf54a2658ea5519f138fdb0ad89db45fa0da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.08764",
    "kind": "arxiv",
    "version": 2
  }
}