Pith Number

pith:PUXYBQ54

pith:2016:PUXYBQ54BOZYBTY4HHVNPI5O6C

not attested not anchored not stored refs pending

Divide and Conquer: An Incremental Sparsity Promoting Compressive Sampling Approach for Polynomial Chaos Expansions

Hadi Meidani, Negin Alemazkoor

arxiv:1606.06611 v2 · 2016-06-21 · stat.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PUXYBQ54BOZYBTY4HHVNPI5O6C}

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	2026-05-18T00:47:14.253281Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d2f80c3bc0bb380cf1c39ead7a3aef0b5cb2c39cc1ae1ff4bb29c8ddda8c140

Aliases

arxiv: 1606.06611 · arxiv_version: 1606.06611v2 · doi: 10.48550/arxiv.1606.06611 · pith_short_12: PUXYBQ54BOZY · pith_short_16: PUXYBQ54BOZYBTY4 · pith_short_8: PUXYBQ54

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/PUXYBQ54BOZYBTY4HHVNPI5O6C \
  | 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: 7d2f80c3bc0bb380cf1c39ead7a3aef0b5cb2c39cc1ae1ff4bb29c8ddda8c140

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d65614721172f2e8df9b156aa50a09d8d6fb5e0053736db23f710ad83fdb5882",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.CO",
    "submitted_at": "2016-06-21T15:08:41Z",
    "title_canon_sha256": "500aa893bb8036add699afe4439a483618007a9fd6ec9f28382679551ed77bfc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.06611",
    "kind": "arxiv",
    "version": 2
  }
}