Pith Number

pith:VSAZE4XF

pith:2021:VSAZE4XFXF7LOWNU3QXKTSCTBW

not attested not anchored not stored refs pending

A Coupled Random Projection Approach to Large-Scale Canonical Polyadic Decomposition

Fei Xiang, Lu-Ming Wang, Qiu-Hua Lin, Xiao-Feng Gong, Ya-Nan Wang

arxiv:2105.04084 v1 · 2021-05-10 · 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{VSAZE4XFXF7LOWNU3QXKTSCTBW}

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	2026-07-05T02:38:41.664030Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac819272e5b97eb759b4dc2ea9c8530da4ac0fa09eb022e0d37ce3e7e0a76b17

Aliases

arxiv: 2105.04084 · arxiv_version: 2105.04084v1 · doi: 10.48550/arxiv.2105.04084 · pith_short_12: VSAZE4XFXF7L · pith_short_16: VSAZE4XFXF7LOWNU · pith_short_8: VSAZE4XF

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/VSAZE4XFXF7LOWNU3QXKTSCTBW \
  | 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: ac819272e5b97eb759b4dc2ea9c8530da4ac0fa09eb022e0d37ce3e7e0a76b17

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "596083b3d0b81f014e02ec068bb08ad0a7f3b0cf12a2861613881b3474c090d0",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-05-10T03:00:50Z",
    "title_canon_sha256": "1f0e4fdf06249f73185d75872dc5c2702a649e01f0149860e4dae5c5619b4f09"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.04084",
    "kind": "arxiv",
    "version": 1
  }
}