Pith Number

pith:ARVRRP3S

pith:2015:ARVRRP3SPVCHXFILKD5E44TNBX

not attested not anchored not stored refs pending

An improved EM algorithm for solving MLE in constrained diffusion kurtosis imaging of human brain

Jia Liu

arxiv:1507.06780 v1 · 2015-07-24 · stat.CO · stat.AP · 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{ARVRRP3SPVCHXFILKD5E44TNBX}

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	2026-05-18T01:36:22.409608Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

046b18bf727d447b950b50fa4e726d0dd06c9a886572c1b51c333f43857036fa

Aliases

arxiv: 1507.06780 · arxiv_version: 1507.06780v1 · doi: 10.48550/arxiv.1507.06780 · pith_short_12: ARVRRP3SPVCH · pith_short_16: ARVRRP3SPVCHXFIL · pith_short_8: ARVRRP3S

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/ARVRRP3SPVCHXFILKD5E44TNBX \
  | 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: 046b18bf727d447b950b50fa4e726d0dd06c9a886572c1b51c333f43857036fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9a20681cf1baead05049ac7675ab110330829e59dfb54c177285b3ab8a809ca",
    "cross_cats_sorted": [
      "stat.AP",
      "stat.ME"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.CO",
    "submitted_at": "2015-07-24T08:43:23Z",
    "title_canon_sha256": "3e2fe91e2228abe1bc07984478df646f3b8a73c091156fc83939866d21a5315d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.06780",
    "kind": "arxiv",
    "version": 1
  }
}