Pith Number

pith:5BM3DMI2

pith:2017:5BM3DMI2M3FDYKFPLCYARUQSAM

not attested not anchored not stored refs pending

Stable ALS Approximation in the TT-Format for Rank-Adaptive Tensor Completion

Lars Grasedyck, Sebastian Kr\"amer

arxiv:1701.08045 v2 · 2017-01-27 · math.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{5BM3DMI2M3FDYKFPLCYARUQSAM}

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	2026-05-17T23:49:06.394277Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e859b1b11a66ca3c28af58b008d21203004a166da253d3b0f723dd0cf18ff20b

Aliases

arxiv: 1701.08045 · arxiv_version: 1701.08045v2 · doi: 10.48550/arxiv.1701.08045 · pith_short_12: 5BM3DMI2M3FD · pith_short_16: 5BM3DMI2M3FDYKFP · pith_short_8: 5BM3DMI2

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/5BM3DMI2M3FDYKFPLCYARUQSAM \
  | 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: e859b1b11a66ca3c28af58b008d21203004a166da253d3b0f723dd0cf18ff20b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8551e75e2a0d5f1c4bf3df63e7dc4db2aff5d473b48f9ea774bd5996dd68385d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-01-27T13:17:02Z",
    "title_canon_sha256": "24c3ed13e41376b138936bcd21cb718efd2f181fa6114907de29acdf471a23f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.08045",
    "kind": "arxiv",
    "version": 2
  }
}