Pith Number

pith:C5DUK2I7

pith:2021:C5DUK2I7EJJW2CBGKVPQZIUN2P

not attested not anchored not stored refs pending

Improving Robot Localisation by Ignoring Visual Distraction

Matthew Vowels, Oscar Mendez, Richard Bowden

arxiv:2107.11857 v1 · 2021-07-25 · 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{C5DUK2I7EJJW2CBGKVPQZIUN2P}

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	2026-07-05T03:00:38.178943Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

174745691f22536d0826555f0ca28dd3fea10d4093be2571b1f789aa7f0db4af

Aliases

arxiv: 2107.11857 · arxiv_version: 2107.11857v1 · doi: 10.48550/arxiv.2107.11857 · pith_short_12: C5DUK2I7EJJW · pith_short_16: C5DUK2I7EJJW2CBG · pith_short_8: C5DUK2I7

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/C5DUK2I7EJJW2CBGKVPQZIUN2P \
  | 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: 174745691f22536d0826555f0ca28dd3fea10d4093be2571b1f789aa7f0db4af

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97b103d128fa978c4dbf8b75b1a139c9144e3b562b551bfe98ff812fca2f14b5",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2021-07-25T17:45:17Z",
    "title_canon_sha256": "760ee07980b3db491e2922fcdc7fbcca0042396e086c53e80a8f1d31c653983e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.11857",
    "kind": "arxiv",
    "version": 1
  }
}