Pith Number

pith:IQOKDGPF

pith:2017:IQOKDGPFSX62LVBKYQHSTNRTKU

not attested not anchored not stored refs pending

Relative Error Tensor Low Rank Approximation

David P. Woodruff, Peilin Zhong, Zhao Song

arxiv:1704.08246 v2 · 2017-04-26 · cs.DS · cs.CC · 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{IQOKDGPFSX62LVBKYQHSTNRTKU}

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	2026-05-18T00:19:47.578399Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

441ca199e595fda5d42ac40f29b6335506175dc0b10acd7cc839f0d80b0980f3

Aliases

arxiv: 1704.08246 · arxiv_version: 1704.08246v2 · doi: 10.48550/arxiv.1704.08246 · pith_short_12: IQOKDGPFSX62 · pith_short_16: IQOKDGPFSX62LVBK · pith_short_8: IQOKDGPF

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/IQOKDGPFSX62LVBKYQHSTNRTKU \
  | 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: 441ca199e595fda5d42ac40f29b6335506175dc0b10acd7cc839f0d80b0980f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7733db0fb1d609be844ab559e9bbecabca1acc09abc3ef49cb3b567454102cdb",
    "cross_cats_sorted": [
      "cs.CC",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2017-04-26T17:59:11Z",
    "title_canon_sha256": "fbee681b03f3a4a068018d4f627356bab88f6a53db255bbd19a5beb2db4c9dcf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.08246",
    "kind": "arxiv",
    "version": 2
  }
}