Pith Number

pith:7S5MUMG6

pith:2016:7S5MUMG6KH7OZVOQF73JUU4CWG

not attested not anchored not stored refs pending

A Rank Revealing Randomized Singular Value Decomposition (R3SVD) Algorithm for Low-rank Matrix Approximations

Hao Ji, Wenjian Yu, Yaohang Li

arxiv:1605.08134 v1 · 2016-05-26 · cs.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7S5MUMG6KH7OZVOQF73JUU4CWG}

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	2026-05-18T01:13:37.006242Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fcbaca30de51feecd5d02ff69a5382b19b43d4d2c5cf842136f6846ed5703600

Aliases

arxiv: 1605.08134 · arxiv_version: 1605.08134v1 · doi: 10.48550/arxiv.1605.08134 · pith_short_12: 7S5MUMG6KH7O · pith_short_16: 7S5MUMG6KH7OZVOQ · pith_short_8: 7S5MUMG6

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/7S5MUMG6KH7OZVOQF73JUU4CWG \
  | 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: fcbaca30de51feecd5d02ff69a5382b19b43d4d2c5cf842136f6846ed5703600

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3317784e78415161dbbc24b085c79d23359b81b4b8dbe076fe2e8602558c9552",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NA",
    "submitted_at": "2016-05-26T03:17:33Z",
    "title_canon_sha256": "1f6e8ea0cdc2c9cdb7df076faa7052e30aa26e778697ee009ab98e359a7ce893"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.08134",
    "kind": "arxiv",
    "version": 1
  }
}