Pith Number

pith:2F7JH5PE

pith:2015:2F7JH5PE6PSF2GXITVEAAVWL3X

not attested not anchored not stored refs pending

Learning to Assign Orientations to Feature Points

Kwang Moo Yi, Pascal Fua, Vincent Lepetit, Yannick Verdie

arxiv:1511.04273 v2 · 2015-11-13 · cs.CV

Open paper page JSON What is a Pith Number?

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

Receipt and verification

First computed	2026-05-18T01:17:25.030124Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d17e93f5e4f3e45d1ae89d480056cbddd1c352ba933c0815cc44679edfc7cd73

Aliases

arxiv: 1511.04273 · arxiv_version: 1511.04273v2 · doi: 10.48550/arxiv.1511.04273

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/2F7JH5PE6PSF2GXITVEAAVWL3X \
  | 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: d17e93f5e4f3e45d1ae89d480056cbddd1c352ba933c0815cc44679edfc7cd73

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bde2848d7f1add4924253849fbbc676b83007ffc6086f6f9e56c3eeea032d23c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2015-11-13T13:23:09Z",
    "title_canon_sha256": "8b9619ea547b1b8d12656b68792ba3993a39511ecd3962b26f77083d98ad27e7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.04273",
    "kind": "arxiv",
    "version": 2
  }
}