Pith Number

pith:SNNKVRT5

pith:2018:SNNKVRT5H4GJB3IYNSIKD3RS7M

not attested not anchored not stored refs pending

Robot Vision: Calibration of Wide-Angle Lens Cameras Using Collinearity Condition and K-Nearest Neighbour Regression

Ivan Detchev, Jacky C.K. Chow, Karthik Mahadevan, Kathleen Ang, Kristian Morin, Nicholas Louie

arxiv:1810.00128 v1 · 2018-09-29 · cs.RO · cs.CV · cs.LG · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SNNKVRT5H4GJB3IYNSIKD3RS7M}

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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	2026-05-18T00:04:28.699463Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

935aaac67d3f0c90ed186c90a1ee32fb2247bde99e5867ac35f539bf2ee0a934

Aliases

arxiv: 1810.00128 · arxiv_version: 1810.00128v1 · doi: 10.48550/arxiv.1810.00128 · pith_short_12: SNNKVRT5H4GJ · pith_short_16: SNNKVRT5H4GJB3IY · pith_short_8: SNNKVRT5

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/SNNKVRT5H4GJB3IYNSIKD3RS7M \
  | 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: 935aaac67d3f0c90ed186c90a1ee32fb2247bde99e5867ac35f539bf2ee0a934

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be4400ac0a573e0e1b98b3426f650f4efd6a13426439563b7254fbc8227ca603",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.LG",
      "eess.IV"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2018-09-29T01:16:27Z",
    "title_canon_sha256": "e89239b5f9254da9dd75c45fae3c827dd50018a3c5ca9ebfaec9ccb8d8ebb406"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.00128",
    "kind": "arxiv",
    "version": 1
  }
}