Pith Number

pith:RHKSJXOM

pith:2009:RHKSJXOMF2TTIMFIVVQOAODTNG

not attested not anchored not stored refs pending

Subtracting a best rank-1 approximation may increase tensor rank

Alwin Stegeman, Pierre Comon

arxiv:0906.0483 v1 · 2009-06-02 · math.AG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RHKSJXOMF2TTIMFIVVQOAODTNG}

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	2026-05-18T04:11:29.164553Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

89d524ddcc2ea73430a8ad60e03873699ef0638993884666665e16d400f48ca9

Aliases

arxiv: 0906.0483 · arxiv_version: 0906.0483v1 · doi: 10.48550/arxiv.0906.0483 · pith_short_12: RHKSJXOMF2TT · pith_short_16: RHKSJXOMF2TTIMFI · pith_short_8: RHKSJXOM

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/RHKSJXOMF2TTIMFIVVQOAODTNG \
  | 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: 89d524ddcc2ea73430a8ad60e03873699ef0638993884666665e16d400f48ca9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c2350465bc0f67684986883ec18ee83508e963322b706cbd91781c59db411235",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2009-06-02T14:55:14Z",
    "title_canon_sha256": "1e4b0db7a2cc1c8e703a2af6b16e6311431cd806c94fed4107fed2726e15d955"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.0483",
    "kind": "arxiv",
    "version": 1
  }
}