Pith Number

pith:ZHB4NVVI

pith:2013:ZHB4NVVIXFSU2CQQTMSAGGCIQM

not attested not anchored not stored refs pending

Compact Random Feature Maps

Alex Gittens, Dennis DeCoste, Raffay Hamid, Ying Xiao

arxiv:1312.4626 v1 · 2013-12-17 · stat.ML · 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{ZHB4NVVIXFSU2CQQTMSAGGCIQM}

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	2026-05-18T03:04:23.471009Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c9c3c6d6a8b9654d0a109b24031848830abf1a420f925dd71532207165b02b72

Aliases

arxiv: 1312.4626 · arxiv_version: 1312.4626v1 · doi: 10.48550/arxiv.1312.4626 · pith_short_12: ZHB4NVVIXFSU · pith_short_16: ZHB4NVVIXFSU2CQQ · pith_short_8: ZHB4NVVI

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/ZHB4NVVIXFSU2CQQTMSAGGCIQM \
  | 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: c9c3c6d6a8b9654d0a109b24031848830abf1a420f925dd71532207165b02b72

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "af580279fa6953e1b4781f147636762dd3306023868292da0e257e46b4879c43",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2013-12-17T03:33:08Z",
    "title_canon_sha256": "7470ebec11ccd092c02be6e8b4267552b9892ac379f69e8cfd31c05f54a0748f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.4626",
    "kind": "arxiv",
    "version": 1
  }
}