Pith Number

pith:7Q62PA3O

pith:2021:7Q62PA3O2JZKR43AW4EISTFSQZ

not attested not anchored not stored refs pending

FisheyeSuperPoint: Keypoint Detection and Description Network for Fisheye Images

Anna Konrad, Ciar\'an Eising, Ganesh Sistu, John McDonald, Rudi Villing, Senthil Yogamani

arxiv:2103.00191 v2 · 2021-02-27 · cs.CV · cs.RO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7Q62PA3O2JZKR43AW4EISTFSQZ}

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	2026-07-05T03:35:48.890712Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc3da7836ed272a8f360b708894cb28661723dcb43f8db2ff8714d0b0470a4d4

Aliases

arxiv: 2103.00191 · arxiv_version: 2103.00191v2 · doi: 10.48550/arxiv.2103.00191 · pith_short_12: 7Q62PA3O2JZK · pith_short_16: 7Q62PA3O2JZKR43A · pith_short_8: 7Q62PA3O

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/7Q62PA3O2JZKR43AW4EISTFSQZ \
  | 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: fc3da7836ed272a8f360b708894cb28661723dcb43f8db2ff8714d0b0470a4d4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5265eac292fd17d5caa0415ec82a8f3e6d54a69d7a487a12cf67370c889b192b",
    "cross_cats_sorted": [
      "cs.RO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-02-27T11:26:34Z",
    "title_canon_sha256": "0435fdacc6590b04443bcf6221a97bbcfc708364a5e7cf17eed319d1886a30d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.00191",
    "kind": "arxiv",
    "version": 2
  }
}