Pith Number

pith:WYO6EJMN

pith:2016:WYO6EJMNV367A7RT5YEBWXZIF6

not attested not anchored not stored refs pending

Signal Recovery in Uncorrelated and Correlated Dictionaries Using Orthogonal Least Squares

Mrityunjoy Chakraborty, Prateek Vashishtha and, Samrat Mukhopadhyay

arxiv:1607.08712 v1 · 2016-07-29 · cs.IT · cs.NA · math.IT · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WYO6EJMNV367A7RT5YEBWXZIF6}

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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	2026-05-18T01:10:15.997407Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b61de2258daefdf07e33ee081b5f282f9b83b89a65898a7d1c282dd95d03fd35

Aliases

arxiv: 1607.08712 · arxiv_version: 1607.08712v1 · doi: 10.48550/arxiv.1607.08712 · pith_short_12: WYO6EJMNV367 · pith_short_16: WYO6EJMNV367A7RT · pith_short_8: WYO6EJMN

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/WYO6EJMNV367A7RT5YEBWXZIF6 \
  | 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: b61de2258daefdf07e33ee081b5f282f9b83b89a65898a7d1c282dd95d03fd35

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "725e983e0947ba58236cdf486ae5ea4eeb8a7b46378b02e3d284db3b855737be",
    "cross_cats_sorted": [
      "cs.NA",
      "math.IT",
      "stat.ME"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2016-07-29T07:42:09Z",
    "title_canon_sha256": "74c596e82b715f220b3055f3e249294068b66c4dd864d83777b47b231bb8625e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.08712",
    "kind": "arxiv",
    "version": 1
  }
}