Pith Number

pith:I6EYVC52

pith:2009:I6EYVC522NEUHX2VGBDPSNQXGT

not attested not anchored not stored refs pending

Sparse Poisson Intensity Reconstruction Algorithms

Rebecca M. Willett, Roummel F. Marcia, Zachary T. Harmany

arxiv:0905.0483 v1 · 2009-05-04 · math.OC · math.ST · 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{I6EYVC522NEUHX2VGBDPSNQXGT}

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	2026-05-18T00:58:20.195838Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47898a8bbad34943df553046f9361734ecea682c2d830506f5afc72e9dac9ce4

Aliases

arxiv: 0905.0483 · arxiv_version: 0905.0483v1 · doi: 10.48550/arxiv.0905.0483 · pith_short_12: I6EYVC522NEU · pith_short_16: I6EYVC522NEUHX2V · pith_short_8: I6EYVC52

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/I6EYVC522NEUHX2VGBDPSNQXGT \
  | 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: 47898a8bbad34943df553046f9361734ecea682c2d830506f5afc72e9dac9ce4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "24499185b6e7ba6e9f9f5ec71566edd75110da547c9cff24a76ffc56ccc1fb10",
    "cross_cats_sorted": [
      "math.ST",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2009-05-04T20:26:07Z",
    "title_canon_sha256": "fbcbc0bfad7f2878b3175d4821d5e838ce3bf5f2ee4345f07656f9019168ab1e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0905.0483",
    "kind": "arxiv",
    "version": 1
  }
}