Pith Number

pith:5YTV67LR

pith:2020:5YTV67LRPJRHOP4TT4HVRHYNLT

not attested not anchored not stored refs pending

Continuous hand-eye calibration using 3D points

Bjarne Grossmann, Volker Krueger

arxiv:2004.12611 v1 · 2020-04-27 · cs.RO · 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{5YTV67LRPJRHOP4TT4HVRHYNLT}

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	2026-07-05T00:58:16.961764Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ee275f7d717a62773f939f0f589f0d5cfcf67f008a3c9b40564cd7306742d7bd

Aliases

arxiv: 2004.12611 · arxiv_version: 2004.12611v1 · doi: 10.48550/arxiv.2004.12611 · pith_short_12: 5YTV67LRPJRH · pith_short_16: 5YTV67LRPJRHOP4T · pith_short_8: 5YTV67LR

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/5YTV67LRPJRHOP4TT4HVRHYNLT \
  | 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: ee275f7d717a62773f939f0f589f0d5cfcf67f008a3c9b40564cd7306742d7bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e8edd6efe0c0bee292579131364fc9eb9f9a33abe4fcbadb024b87d3304b9e8",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2020-04-27T07:13:33Z",
    "title_canon_sha256": "e4b8b198e70daaad1d772727e03e70f3f2a25119943646ce2e0f3da2f9d073f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.12611",
    "kind": "arxiv",
    "version": 1
  }
}