Pith Number

pith:VE5KXXNP

pith:2015:VE5KXXNPS2Z7LLAUTB24I6WDSE

not attested not anchored not stored refs pending

FRIST - Flipping and Rotation Invariant Sparsifying Transform Learning and Applications

Bihan Wen, Saiprasad Ravishankar, Yoram Bresler

arxiv:1511.06359 v4 · 2015-11-19 · cs.LG · 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{VE5KXXNPS2Z7LLAUTB24I6WDSE}

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	2026-05-18T00:32:51.344538Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a93aabddaf96b3f5ac149875c47ac39133594a02ca8d8bcd7604f362a9d7dcd1

Aliases

arxiv: 1511.06359 · arxiv_version: 1511.06359v4 · doi: 10.48550/arxiv.1511.06359 · pith_short_12: VE5KXXNPS2Z7 · pith_short_16: VE5KXXNPS2Z7LLAU · pith_short_8: VE5KXXNP

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/VE5KXXNPS2Z7LLAUTB24I6WDSE \
  | 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: a93aabddaf96b3f5ac149875c47ac39133594a02ca8d8bcd7604f362a9d7dcd1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb481f49b37b8d4278ba2051492b01977d37138b0ab08ef3567c798900371f9b",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2015-11-19T20:55:49Z",
    "title_canon_sha256": "93a4f3e770f8621e57fb22adaed5d25c2332d0c4caebd2df1b749339a224f95d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.06359",
    "kind": "arxiv",
    "version": 4
  }
}