Pith Number

pith:TYV33J7J

pith:2016:TYV33J7J6WQO5ORBO3DR6KNMYW

not attested not anchored not stored refs pending

Learning Covariant Feature Detectors

Andrea Vedaldi, Karel Lenc

arxiv:1605.01224 v2 · 2016-05-04 · 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{TYV33J7J6WQO5ORBO3DR6KNMYW}

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	2026-05-18T01:04:53.606625Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9e2bbda7e9f5a0eeba2176c71f29acc5992915335c04f953efe26cfb43d682d2

Aliases

arxiv: 1605.01224 · arxiv_version: 1605.01224v2 · doi: 10.48550/arxiv.1605.01224 · pith_short_12: TYV33J7J6WQO · pith_short_16: TYV33J7J6WQO5ORB · pith_short_8: TYV33J7J

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/TYV33J7J6WQO5ORBO3DR6KNMYW \
  | 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: 9e2bbda7e9f5a0eeba2176c71f29acc5992915335c04f953efe26cfb43d682d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b5db9ddd49d0f95d294ffef5a9ef55430ad4f6aba555e04ea5495d88ceeceb1b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2016-05-04T11:11:07Z",
    "title_canon_sha256": "a6a8ca21d00987d3c723d92c1f6fb27d7f28e25a95112cdcbebb9e229cc16ece"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.01224",
    "kind": "arxiv",
    "version": 2
  }
}