Pith Number

pith:L3UPXWX2

pith:2019:L3UPXWX2SCJ4YURB6WPMSWXU5D

not attested not anchored not stored refs pending

Efficiently Improving and Quantifying Robot Accuracy In Situ

Geraldine Cheok, Joe Falco, Karl Van Wyk

arxiv:1908.07273 v1 · 2019-08-20 · 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{L3UPXWX2SCJ4YURB6WPMSWXU5D}

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	2026-07-04T23:58:32.688342Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ee8fbdafa9093cc5221f59ec95af4e8ed06f93dc0a09806a7237c47a9b78f66

Aliases

arxiv: 1908.07273 · arxiv_version: 1908.07273v1 · doi: 10.48550/arxiv.1908.07273 · pith_short_12: L3UPXWX2SCJ4 · pith_short_16: L3UPXWX2SCJ4YURB · pith_short_8: L3UPXWX2

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/L3UPXWX2SCJ4YURB6WPMSWXU5D \
  | 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: 5ee8fbdafa9093cc5221f59ec95af4e8ed06f93dc0a09806a7237c47a9b78f66

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "413f81cf403991f05df949e1eca51b0270b45374b8b3c639c8af968b5ebfbb31",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2019-08-20T11:13:14Z",
    "title_canon_sha256": "10db774c7985670ac031cc78fc465bed7a73948c6cd8ccc54754914a36cd7043"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.07273",
    "kind": "arxiv",
    "version": 1
  }
}