Pith Number

pith:2TRT6IPB

pith:2019:2TRT6IPBFOQGX3Z2LRR7NXO5MZ

not attested not anchored not stored refs pending

2DR1-PCA and 2DL1-PCA: two variant 2DPCA algorithms based on none L2 norm

Xiao-Jun Wu, Xing Liu, Zi-Qi Li

arxiv:1912.10768 v1 · 2019-12-23 · 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{2TRT6IPBFOQGX3Z2LRR7NXO5MZ}

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.

Cited by

1 paper in Pith

Watertox: The Art of Simplicity in Universal Attacks A Cross-Model Framework for Robust Adversarial Generation

Receipt and verification

First computed	2026-07-05T00:28:02.327750Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d4e33f21e12ba06bef3a5c63f6dddd666a70ff37a6015bb6834c15dad229fe75

Aliases

arxiv: 1912.10768 · arxiv_version: 1912.10768v1 · doi: 10.48550/arxiv.1912.10768 · pith_short_12: 2TRT6IPBFOQG · pith_short_16: 2TRT6IPBFOQGX3Z2 · pith_short_8: 2TRT6IPB

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/2TRT6IPBFOQGX3Z2LRR7NXO5MZ \
  | 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: d4e33f21e12ba06bef3a5c63f6dddd666a70ff37a6015bb6834c15dad229fe75

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "51489c7ddfacdd9866f5b566a05a135a1d03a498b39a35fb46842b42b1c3e542",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-12-23T12:43:51Z",
    "title_canon_sha256": "f4049f6ccad258920f620dd57132a54bcb59d5e91cbc86914379cf8c08f0da69"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.10768",
    "kind": "arxiv",
    "version": 1
  }
}