Pith Number

pith:AC6BSMXZ

pith:2018:AC6BSMXZ5Q2YI6BBW2EEFRBWDN

not attested not anchored not stored refs pending

Disturbance Grassmann Kernels for Subspace-Based Learning

Feng Lin, Huanhuan Chen, Junyuan Hong

arxiv:1802.03517 v2 · 2018-02-10 · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AC6BSMXZ5Q2YI6BBW2EEFRBWDN}

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	2026-05-18T00:13:04.667183Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00bc1932f9ec35847821b68842c4361b6e2fd0116c9a7aedfa7011407ea95b1a

Aliases

arxiv: 1802.03517 · arxiv_version: 1802.03517v2 · doi: 10.48550/arxiv.1802.03517 · pith_short_12: AC6BSMXZ5Q2Y · pith_short_16: AC6BSMXZ5Q2YI6BB · pith_short_8: AC6BSMXZ

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/AC6BSMXZ5Q2YI6BBW2EEFRBWDN \
  | 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: 00bc1932f9ec35847821b68842c4361b6e2fd0116c9a7aedfa7011407ea95b1a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "64fb81ea0b5b88d6baf6b5cc055e840f45114513af0990d46814f3f8f4357aa7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-02-10T04:16:22Z",
    "title_canon_sha256": "804e1e51d2eda02345ebd37f0d50332f6930a19cc9782104537c27d238979618"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.03517",
    "kind": "arxiv",
    "version": 2
  }
}