Pith Number

pith:N52WX7HO

pith:2017:N52WX7HOSZX3Z3HYCFOLDZVFZ7

not attested not anchored not stored refs pending

Exact Spike Train Inference Via $\ell_0$ Optimization

Daniela Witten, Sean Jewell

arxiv:1703.08644 v3 · 2017-03-25 · stat.AP · q-bio.NC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{N52WX7HOSZX3Z3HYCFOLDZVFZ7}

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	2026-05-18T00:30:45.414514Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6f756bfcee966fbcecf8115cb1e6a5cfe7414bf66c2df743a92915e3ccd53143

Aliases

arxiv: 1703.08644 · arxiv_version: 1703.08644v3 · doi: 10.48550/arxiv.1703.08644 · pith_short_12: N52WX7HOSZX3 · pith_short_16: N52WX7HOSZX3Z3HY · pith_short_8: N52WX7HO

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/N52WX7HOSZX3Z3HYCFOLDZVFZ7 \
  | 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: 6f756bfcee966fbcecf8115cb1e6a5cfe7414bf66c2df743a92915e3ccd53143

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c6bf3c5814eabbb12d9bfded0bdb93a7c1a826eb2153555feb81b52fda25593",
    "cross_cats_sorted": [
      "q-bio.NC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2017-03-25T03:44:05Z",
    "title_canon_sha256": "2a681e649539ecfd9e86abc56555c7f34b2e2a9c2c3496a9cbecf7f2dbf69761"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.08644",
    "kind": "arxiv",
    "version": 3
  }
}