Pith Number

pith:XNJAPNZB

pith:2014:XNJAPNZBYXTH3H2AKX4IKZLJOX

not attested not anchored not stored refs pending

Optimal CUR Matrix Decompositions

Christos Boutsidis, David P. Woodruff

arxiv:1405.7910 v2 · 2014-05-30 · cs.DS · cs.LG · 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{XNJAPNZBYXTH3H2AKX4IKZLJOX}

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.

Cited by

1 paper in Pith

Prompt2Effect: Training-Free Image-to-Video Model Specialization via LoRA Generation

Receipt and verification

First computed	2026-05-18T02:47:31.114711Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bb5207b721c5e67d9f4055f885656975c3a4c89c88f6c5584c88c5db0365b131

Aliases

arxiv: 1405.7910 · arxiv_version: 1405.7910v2 · doi: 10.48550/arxiv.1405.7910 · pith_short_12: XNJAPNZBYXTH · pith_short_16: XNJAPNZBYXTH3H2A · pith_short_8: XNJAPNZB

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/XNJAPNZBYXTH3H2AKX4IKZLJOX \
  | 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: bb5207b721c5e67d9f4055f885656975c3a4c89c88f6c5584c88c5db0365b131

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b0d16eeccfaf9fd498f68ea269504a4b1005e5db0e0bd9d99ebaf6fba45dc599",
    "cross_cats_sorted": [
      "cs.LG",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2014-05-30T16:44:06Z",
    "title_canon_sha256": "5dfcd4c8f4b105ac96822a86e16f2f536c74cd50be8b20daca67d111f128554d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.7910",
    "kind": "arxiv",
    "version": 2
  }
}