Pith Number

pith:3OEGYUUK

pith:2018:3OEGYUUKYSYTKL7CRYC22VXC2M

not attested not anchored not stored refs pending

Video Colorization using CNNs and Keyframes extraction: An application in saving bandwidth

Ankur Singh, Anurag Chanani, Harish Karnick

arxiv:1812.03858 v3 · 2018-12-07 · 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{3OEGYUUKYSYTKL7CRYC22VXC2M}

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	2026-05-17T23:58:01.350841Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

db886c528ac4b1352fe28e05ad56e2d3007064dd2c1f91408439dcd1e57b411a

Aliases

arxiv: 1812.03858 · arxiv_version: 1812.03858v3 · doi: 10.48550/arxiv.1812.03858 · pith_short_12: 3OEGYUUKYSYT · pith_short_16: 3OEGYUUKYSYTKL7C · pith_short_8: 3OEGYUUK

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/3OEGYUUKYSYTKL7CRYC22VXC2M \
  | 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: db886c528ac4b1352fe28e05ad56e2d3007064dd2c1f91408439dcd1e57b411a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "21377447fdf72fce0fd4083947bcf3b9952f126f86d2c6a450b4bc87f9d4de04",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-12-07T09:24:39Z",
    "title_canon_sha256": "b5ed95c62f1c8b8eaa2a11552217814c39938b881fcdd1729d473788291c82b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.03858",
    "kind": "arxiv",
    "version": 3
  }
}