Pith Number

pith:SRCKO7MK

pith:2025:SRCKO7MKV33DWMGZSUWNGAIFGR

not attested not anchored not stored refs pending

Fast adaptive tubal rank-revealing algorithm for t-product based tensor approximation

Jiehui Gu, Qiaohua Liu

arxiv:2508.08557 v1 · 2025-08-12 · math.NA · 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{SRCKO7MKV33DWMGZSUWNGAIFGR}

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	2026-07-05T11:52:30.478096Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9444a77d8aaef63b30d9952cd301053463400d6a4f91146f8f51fc9a06e45f2f

Aliases

arxiv: 2508.08557 · arxiv_version: 2508.08557v1 · doi: 10.48550/arxiv.2508.08557 · pith_short_12: SRCKO7MKV33D · pith_short_16: SRCKO7MKV33DWMGZ · pith_short_8: SRCKO7MK

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/SRCKO7MKV33DWMGZSUWNGAIFGR \
  | 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: 9444a77d8aaef63b30d9952cd301053463400d6a4f91146f8f51fc9a06e45f2f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff0e3579eeb7750413abffb3d4b2c1a9be53b7eb20ffa44337bd32040773af2f",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2025-08-12T01:51:34Z",
    "title_canon_sha256": "e89484ea8e531eb435a9a031768726b5792f4ad82531a63bf0410d45f8a17bf6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.08557",
    "kind": "arxiv",
    "version": 1
  }
}