Pith Number

pith:6C3UIK5B

pith:2025:6C3UIK5BV6S7OKSVWNYSWWKY3C

not attested not anchored not stored refs pending

VKFPos: A Learning-Based Monocular Positioning with Variational Bayesian Extended Kalman Filter Integration

Che-Ming Li, Chih-Wei Huang, Jann-Long Chern, Jian-Yu Chen, Yin-Qiao Chang, Yi-Ru Chen

arxiv:2501.18994 v1 · 2025-01-31 · cs.CV · cs.AI

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6C3UIK5BV6S7OKSVWNYSWWKY3C}

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	2026-07-05T10:07:54.672254Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f0b7442ba1afa5f72a55b3712b5958d883d9d7dc62fb55f646175cc63178a343

Aliases

arxiv: 2501.18994 · arxiv_version: 2501.18994v1 · doi: 10.48550/arxiv.2501.18994 · pith_short_12: 6C3UIK5BV6S7 · pith_short_16: 6C3UIK5BV6S7OKSV · pith_short_8: 6C3UIK5B

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/6C3UIK5BV6S7OKSVWNYSWWKY3C \
  | 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: f0b7442ba1afa5f72a55b3712b5958d883d9d7dc62fb55f646175cc63178a343

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "11796c4f11d9f6facbf02c966a765d18bdf7757be420119e8fd9e040fe3936a9",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-01-31T09:54:11Z",
    "title_canon_sha256": "5a6919ac97cdc2e1494f80ddfd3195d3e8d430b7fb32228c8c699d0b18c2ce91"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.18994",
    "kind": "arxiv",
    "version": 1
  }
}