Pith Number

pith:3LAT57XF

pith:2022:3LAT57XF6SC3DKS6TVGIXZU76P

not attested not anchored not stored refs pending

An Incremental Tensor Train Decomposition Algorithm

Alex A. Gorodetsky, David J. Gorsich, Doruk Aksoy, Shravan Veerapaneni

arxiv:2211.12487 v2 · 2022-11-22 · 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{3LAT57XF6SC3DKS6TVGIXZU76P}

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	2026-07-05T06:51:20.754875Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dac13efee5f485b1aa5e9d4c8be69ff3c5939652ae91214507614eb8d91ac1e7

Aliases

arxiv: 2211.12487 · arxiv_version: 2211.12487v2 · doi: 10.48550/arxiv.2211.12487 · pith_short_12: 3LAT57XF6SC3 · pith_short_16: 3LAT57XF6SC3DKS6 · pith_short_8: 3LAT57XF

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/3LAT57XF6SC3DKS6TVGIXZU76P \
  | 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: dac13efee5f485b1aa5e9d4c8be69ff3c5939652ae91214507614eb8d91ac1e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ca7f13100b757429849bb37ec409ae298593a23509cc73f33a06be0182b1f00",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2022-11-22T18:53:34Z",
    "title_canon_sha256": "8e54b4aeb97db8111435e29a298295fdd9445f7213b2d645a4740c5a6b46d17e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2211.12487",
    "kind": "arxiv",
    "version": 2
  }
}