Pith Number

pith:TESPBMIE

pith:2009:TESPBMIEBSYFOVQO35DKN5UBX4

not attested not anchored not stored refs pending

Computation- and Space-Efficient Implementation of SSA

Anton Korobeynikov

arxiv:0911.4498 v2 · 2009-11-23 · 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{TESPBMIEBSYFOVQO35DKN5UBX4}

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	2026-05-18T03:52:15.220931Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9924f0b1040cb057560edf46a6f681bf0d6c0d7ef3f74c140a1056ea6711e733

Aliases

arxiv: 0911.4498 · arxiv_version: 0911.4498v2 · doi: 10.48550/arxiv.0911.4498 · pith_short_12: TESPBMIEBSYF · pith_short_16: TESPBMIEBSYFOVQO · pith_short_8: TESPBMIE

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/TESPBMIEBSYFOVQO35DKN5UBX4 \
  | 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: 9924f0b1040cb057560edf46a6f681bf0d6c0d7ef3f74c140a1056ea6711e733

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "29a0d6fa4c63cedd819364e8047c14717942f6f317e660c86d4c34466cd51505",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NA",
    "submitted_at": "2009-11-23T21:41:17Z",
    "title_canon_sha256": "8c639c2a1c095cc39241843e7a50226a7d0bcadaeb6ffbb0fca34f1cfccf94cd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.4498",
    "kind": "arxiv",
    "version": 2
  }
}