Pith Number

pith:YJTSVZBN

pith:2021:YJTSVZBNGFOGZBSJR2TK6TXINU

not attested not anchored not stored refs pending

PRIN/SPRIN: On Extracting Point-wise Rotation Invariant Features

Cewu Lu, Lizhuang Ma, Qi Liu, Ruoxi Shi, Weiming Wang, Yang You, Yujing Lou, Yu-Wing Tai

arxiv:2102.12093 v2 · 2021-02-24 · 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{YJTSVZBNGFOGZBSJR2TK6TXINU}

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	2026-07-05T03:33:40.482678Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c2672ae42d315c6c86498ea6af4ee86d2030f9aa8d479b4fdb4a48fe38c6545f

Aliases

arxiv: 2102.12093 · arxiv_version: 2102.12093v2 · doi: 10.48550/arxiv.2102.12093 · pith_short_12: YJTSVZBNGFOG · pith_short_16: YJTSVZBNGFOGZBSJ · pith_short_8: YJTSVZBN

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/YJTSVZBNGFOGZBSJR2TK6TXINU \
  | 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: c2672ae42d315c6c86498ea6af4ee86d2030f9aa8d479b4fdb4a48fe38c6545f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b103610c5df20af27484cbf5e284844d9f2b89b99ab3aad2346d836c554391be",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-02-24T06:44:09Z",
    "title_canon_sha256": "ebe7ed3ef0428dbd73c11fb17866e2cc9a1a5d6f413d713d9ca7cdb2dde44516"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.12093",
    "kind": "arxiv",
    "version": 2
  }
}