Pith Number

pith:IGQOQIRN

pith:2018:IGQOQIRNPN4TRG72KX5RH3UVZG

not attested not anchored not stored refs pending

In Defense of Classical Image Processing: Fast Depth Completion on the CPU

Ali Harakeh, Jason Ku, Steven L. Waslander

arxiv:1802.00036 v1 · 2018-01-31 · 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{IGQOQIRNPN4TRG72KX5RH3UVZG}

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	2026-05-18T00:24:36.942905Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

41a0e8222d7b79389bfa55fb13ee95c99b578d01795f5a273dac4351a678a1a2

Aliases

arxiv: 1802.00036 · arxiv_version: 1802.00036v1 · doi: 10.48550/arxiv.1802.00036 · pith_short_12: IGQOQIRNPN4T · pith_short_16: IGQOQIRNPN4TRG72 · pith_short_8: IGQOQIRN

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/IGQOQIRNPN4TRG72KX5RH3UVZG \
  | 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: 41a0e8222d7b79389bfa55fb13ee95c99b578d01795f5a273dac4351a678a1a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "80ba8701b1e552d915e6e6e478bf4191b88ec96d1a1b262c608a85b3d6a77cf2",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-01-31T19:46:11Z",
    "title_canon_sha256": "78ba6b77b75c83d93e4705c144e41b7b1d564b43c653ce175e64b3fe6a572940"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.00036",
    "kind": "arxiv",
    "version": 1
  }
}