Pith Number

pith:ITKZHAYT

pith:2019:ITKZHAYTGZVHOQL6KAQKBLOGRV

not attested not anchored not stored refs pending

Beyond Cartesian Representations for Local Descriptors

Anastasiia Mishchuk, Eduard Trulls, Kwang Moo Yi, Pascal Fua, Patrick Ebel

arxiv:1908.05547 v1 · 2019-08-15 · 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{ITKZHAYTGZVHOQL6KAQKBLOGRV}

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	2026-07-04T23:56:53.787186Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

44d5938313366a77417e5020a0adc68d55a92d4cd69cc430941e4257561f5884

Aliases

arxiv: 1908.05547 · arxiv_version: 1908.05547v1 · doi: 10.48550/arxiv.1908.05547 · pith_short_12: ITKZHAYTGZVH · pith_short_16: ITKZHAYTGZVHOQL6 · pith_short_8: ITKZHAYT

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/ITKZHAYTGZVHOQL6KAQKBLOGRV \
  | 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: 44d5938313366a77417e5020a0adc68d55a92d4cd69cc430941e4257561f5884

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8eca3af4cff44ee8b7b5fc62ddd4a845aac13eaf49bcfd8e8e3d3ed18e81082e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-08-15T13:56:40Z",
    "title_canon_sha256": "3a20c1623463c670329db6cc4e29fb4615fd3297f94e5ac12dcc543c1fb5e440"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.05547",
    "kind": "arxiv",
    "version": 1
  }
}