Pith Number

pith:NDQNAHVB

pith:2026:NDQNAHVB377LFFJ7EM7CPTCP22

not attested not anchored not stored refs pending

OrthoTrack: Continuous 6-DoF UAV Trajectory Estimation Anchored in Public Orthophotos

Daniel Cremers, Johannes Michael Meier, Marc Pollefeys, Olaf Wysocki, Oussema Dhaouadi, Zuria Bauer

arxiv:2606.25245 v1 · 2026-06-24 · 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{NDQNAHVB377LFFJ7EM7CPTCP22}

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	2026-06-25T00:18:22.026193Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68e0d01ea1dffeb2953f233e27cc4fd6b26704602db2d1a027e7503c79b1d689

Aliases

arxiv: 2606.25245 · arxiv_version: 2606.25245v1 · doi: 10.48550/arxiv.2606.25245 · pith_short_12: NDQNAHVB377L · pith_short_16: NDQNAHVB377LFFJ7 · pith_short_8: NDQNAHVB

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/NDQNAHVB377LFFJ7EM7CPTCP22 \
  | 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: 68e0d01ea1dffeb2953f233e27cc4fd6b26704602db2d1a027e7503c79b1d689

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61c3d27aa9f705506e7d2a5ad841d760f8c94ea131d32f7121cadbc3d9228275",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-06-24T00:05:01Z",
    "title_canon_sha256": "d4571d06aaacb8d90bc968d1b5ddced004de03ec7ee72d8513e8932a56adbf2a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.25245",
    "kind": "arxiv",
    "version": 1
  }
}