Pith Number

pith:PE3HDXUI

pith:2020:PE3HDXUIOFDYZMKA3R4OLXX2VX

not attested not anchored not stored refs pending

Expressivity of expand-and-sparsify representations

Christopher Tosh, Sanjoy Dasgupta

arxiv:2006.03741 v1 · 2020-06-05 · cs.NE · 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{PE3HDXUIOFDYZMKA3R4OLXX2VX}

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

On Design Choices in Similarity-Preserving Sparse Randomized Embeddings

Receipt and verification

First computed	2026-07-05T01:08:32.548873Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

793671de8871478cb140dc78e5defaaddd496b317f805f9d71114f409c1a6bc6

Aliases

arxiv: 2006.03741 · arxiv_version: 2006.03741v1 · doi: 10.48550/arxiv.2006.03741 · pith_short_12: PE3HDXUIOFDY · pith_short_16: PE3HDXUIOFDYZMKA · pith_short_8: PE3HDXUI

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/PE3HDXUIOFDYZMKA3R4OLXX2VX \
  | 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: 793671de8871478cb140dc78e5defaaddd496b317f805f9d71114f409c1a6bc6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fa7aa34422f57525e802cba98ebbe48513a21e2f6d35ac543c4e3f494d59c042",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2020-06-05T23:36:59Z",
    "title_canon_sha256": "fbc56c0e9685aa3043c94d74795cc5070aab2c93e56b1b663cd0881ba60f26de"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.03741",
    "kind": "arxiv",
    "version": 1
  }
}