Pith Number

pith:NNLW4LZZ

pith:2016:NNLW4LZZUJNZUI2IDUQ53AADSI

not attested not anchored not stored refs pending

Solution of linear ill-posed problems using random dictionaries

Marianna Pensky, Pawan Gupta

arxiv:1605.07913 v3 · 2016-05-25 · math.ST · stat.ME · stat.ML · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NNLW4LZZUJNZUI2IDUQ53AADSI}

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	2026-05-18T00:42:07.732865Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b576e2f39a25b9a23481d21dd80039228b4a6a20300e7f02082250cf8b4052f

Aliases

arxiv: 1605.07913 · arxiv_version: 1605.07913v3 · doi: 10.48550/arxiv.1605.07913 · pith_short_12: NNLW4LZZUJNZ · pith_short_16: NNLW4LZZUJNZUI2I · pith_short_8: NNLW4LZZ

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/NNLW4LZZUJNZUI2IDUQ53AADSI \
  | 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: 6b576e2f39a25b9a23481d21dd80039228b4a6a20300e7f02082250cf8b4052f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b0083672cc1fdbf3ca051eb2850b4e1b53aea1949b0aea779fb196ef32c9496",
    "cross_cats_sorted": [
      "stat.ME",
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2016-05-25T14:51:50Z",
    "title_canon_sha256": "6c4a2e16831d89ff15e97c0264b6d695f0f9db91f17a97f929a784b99e1f77f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.07913",
    "kind": "arxiv",
    "version": 3
  }
}