Pith Number

pith:PNDYNGGL

pith:2020:PNDYNGGLV4WDDCFTLQSUC5FEMT

not attested not anchored not stored refs pending

Efficient grouping for keypoint detection

Alexey Sidnev, Ekaterina Krasikova, Maxim Kazakov

arxiv:2010.12390 v1 · 2020-10-23 · 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{PNDYNGGLV4WDDCFTLQSUC5FEMT}

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	2026-07-05T01:45:36.826061Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b478698cbaf2c3188b35c254174a464dafccccd9fa877cb22772c251f6a2ac6

Aliases

arxiv: 2010.12390 · arxiv_version: 2010.12390v1 · doi: 10.48550/arxiv.2010.12390 · pith_short_12: PNDYNGGLV4WD · pith_short_16: PNDYNGGLV4WDDCFT · pith_short_8: PNDYNGGL

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/PNDYNGGLV4WDDCFTLQSUC5FEMT \
  | 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: 7b478698cbaf2c3188b35c254174a464dafccccd9fa877cb22772c251f6a2ac6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e3ab96ec80ee3433b0b0cae40066eecad5c903167deed2e48dba0f68dfeaba3e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-10-23T13:25:45Z",
    "title_canon_sha256": "3406d40bd53b57c7de338577f392430d29b8964cf4722d30c69d7e1d97296e38"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2010.12390",
    "kind": "arxiv",
    "version": 1
  }
}