Pith Number

pith:BLAWFFYO

pith:2017:BLAWFFYOGBCGIQF4X2N6OVG3MD

not attested not anchored not stored refs pending

Tensor Matched Subspace Detection

Cuiping Li, Xiao-Yang Liu, Yue Sun

arxiv:1710.08308 v4 · 2017-10-23 · 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{BLAWFFYOGBCGIQF4X2N6OVG3MD}

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	2026-05-18T00:17:54.272430Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ac162970e30446440bcbe9be754db60f4a4cb68542ff2dab6ce36cfba460831

Aliases

arxiv: 1710.08308 · arxiv_version: 1710.08308v4 · doi: 10.48550/arxiv.1710.08308 · pith_short_12: BLAWFFYOGBCG · pith_short_16: BLAWFFYOGBCGIQF4 · pith_short_8: BLAWFFYO

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/BLAWFFYOGBCGIQF4X2N6OVG3MD \
  | 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: 0ac162970e30446440bcbe9be754db60f4a4cb68542ff2dab6ce36cfba460831

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df16f6f0e915e1329094216fd7725bc9d0ed5551a8db93b85b3f63e43401cdf3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NA",
    "submitted_at": "2017-10-23T14:42:08Z",
    "title_canon_sha256": "3ff0f7b7eda51466b2546d54f605886f5e4d72835c14454b451f3b87201ea182"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.08308",
    "kind": "arxiv",
    "version": 4
  }
}