Pith Number

pith:E4KGU6FW

pith:2018:E4KGU6FWLEEZLJYY24TI2P7X3S

not attested not anchored not stored refs pending

End-to-end learning of keypoint detector and descriptor for pose invariant 3D matching

Georgios Georgakis, Jana Kosecka, Jan Ernst, Srikrishna Karanam, Ziyan Wu

arxiv:1802.07869 v2 · 2018-02-22 · 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{E4KGU6FWLEEZLJYY24TI2P7X3S}

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	2026-05-18T00:16:21.175010Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27146a78b6590995a718d7268d3ff7dcb5c26bd74bd34421b2cf7d9bab8a6d0e

Aliases

arxiv: 1802.07869 · arxiv_version: 1802.07869v2 · doi: 10.48550/arxiv.1802.07869 · pith_short_12: E4KGU6FWLEEZ · pith_short_16: E4KGU6FWLEEZLJYY · pith_short_8: E4KGU6FW

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/E4KGU6FWLEEZLJYY24TI2P7X3S \
  | 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: 27146a78b6590995a718d7268d3ff7dcb5c26bd74bd34421b2cf7d9bab8a6d0e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be976f35dac6e118a3b54b3cd3df92d6ff9b3bbef678ee84f769dccf64ad06b2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-02-22T01:58:43Z",
    "title_canon_sha256": "cadebcb1902683ee241e2ee6b54085f4504234aedf97affe31c256a6c91cd588"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.07869",
    "kind": "arxiv",
    "version": 2
  }
}