Pith Number

pith:OIULPUFG

pith:2021:OIULPUFGCWZU3M7JCELUPWYCMW

not attested not anchored not stored refs pending

Season-invariant GNSS-denied visual localization for UAVs

Francesco Verdoja, Jouko Kinnari, Ville Kyrki

arxiv:2110.01967 v2 · 2021-10-05 · 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{OIULPUFGCWZU3M7JCELUPWYCMW}

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	2026-07-05T09:58:15.013859Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7228b7d0a615b34db3e9111747db0265b46b7666d3d6bd0429ed67ed08795236

Aliases

arxiv: 2110.01967 · arxiv_version: 2110.01967v2 · doi: 10.48550/arxiv.2110.01967 · pith_short_12: OIULPUFGCWZU · pith_short_16: OIULPUFGCWZU3M7J · pith_short_8: OIULPUFG

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/OIULPUFGCWZU3M7JCELUPWYCMW \
  | 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: 7228b7d0a615b34db3e9111747db0265b46b7666d3d6bd0429ed67ed08795236

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e027c7f2902c76a3f0e7f5d4324224e103250a97c1e74b12af65240a42f8123",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2021-10-05T11:55:00Z",
    "title_canon_sha256": "9bbab0088563f812b52c2797053a1c14d3b9e94f5146f8e42f7f46cc1aa1096b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.01967",
    "kind": "arxiv",
    "version": 2
  }
}