Pith Number

pith:UMCLF2NZ

pith:2018:UMCLF2NZP62UCM4RNGONJCLK3X

not attested not anchored not stored refs pending

6D Pose Estimation using an Improved Method based on Point Pair Features

Chyi-Yeu Lin, Joel Vidal, Robert Mart\'i

arxiv:1802.08516 v1 · 2018-02-23 · 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{UMCLF2NZP62UCM4RNGONJCLK3X}

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	2026-05-18T00:22:41.345132Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a304b2e9b97fb5413391699cd4896addd237efd5271f3db1bdebf0321f19da9d

Aliases

arxiv: 1802.08516 · arxiv_version: 1802.08516v1 · doi: 10.48550/arxiv.1802.08516 · pith_short_12: UMCLF2NZP62U · pith_short_16: UMCLF2NZP62UCM4R · pith_short_8: UMCLF2NZ

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/UMCLF2NZP62UCM4RNGONJCLK3X \
  | 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: a304b2e9b97fb5413391699cd4896addd237efd5271f3db1bdebf0321f19da9d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "24ba0aa77fbfb7f95e7a637d545c264b768bc97a04e7ff06da29e3a0e4853e78",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-02-23T13:11:39Z",
    "title_canon_sha256": "81b41f2beed7f7056cdd99d7ac2aa8f2fa4de356a79c6f6937bb15692ea5bc97"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.08516",
    "kind": "arxiv",
    "version": 1
  }
}