Pith Number

pith:BX24QUI3

pith:2013:BX24QUI34O3P2M7KKD7PFSYZ5Y

not attested not anchored not stored refs pending

Experiments with Random Projection

Sanjoy Dasgupta

arxiv:1301.3849 v1 · 2013-01-16 · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BX24QUI34O3P2M7KKD7PFSYZ5Y}

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	2026-05-18T03:36:15.367876Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0df5c8511be3b6fd33ea50fef2cb19ee34cf64d7bf4577e04482423b63ffd0ea

Aliases

arxiv: 1301.3849 · arxiv_version: 1301.3849v1 · doi: 10.48550/arxiv.1301.3849 · pith_short_12: BX24QUI34O3P · pith_short_16: BX24QUI34O3P2M7K · pith_short_8: BX24QUI3

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/BX24QUI34O3P2M7KKD7PFSYZ5Y \
  | 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: 0df5c8511be3b6fd33ea50fef2cb19ee34cf64d7bf4577e04482423b63ffd0ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d5859c80c0295bcbc0ecd8591093d0fea68e4d170d384581adc1ce85e87e807",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2013-01-16T15:49:46Z",
    "title_canon_sha256": "bee3fb09c98880602a4be87e45930107b436b8a8e897d36569b9067fd5e9e1f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.3849",
    "kind": "arxiv",
    "version": 1
  }
}