Pith Number

pith:2HQQF7RC

pith:2014:2HQQF7RC6NV4JMOJ5IXNJ5RKCX

not attested not anchored not stored refs pending

Improving Reliability of Subject-Level Resting-State fMRI Parcellation with Shrinkage Estimators

Amanda F. Mejia, Brian Caffo, Ciprian M. Crainiceanu, Haochang Shou, James J. Pekar, Martin A. Lindquist, Mary Beth Nebel, Stewart Mostofsky

arxiv:1409.5450 v2 · 2014-09-18 · 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{2HQQF7RC6NV4JMOJ5IXNJ5RKCX}

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	2026-05-18T01:28:39.208340Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1e102fe22f36bc4b1c9ea2ed4f62a15cd07f02226404e6f6dbd19bd839f0cae

Aliases

arxiv: 1409.5450 · arxiv_version: 1409.5450v2 · doi: 10.48550/arxiv.1409.5450 · pith_short_12: 2HQQF7RC6NV4 · pith_short_16: 2HQQF7RC6NV4JMOJ · pith_short_8: 2HQQF7RC

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/2HQQF7RC6NV4JMOJ5IXNJ5RKCX \
  | 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: d1e102fe22f36bc4b1c9ea2ed4f62a15cd07f02226404e6f6dbd19bd839f0cae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b4270bb8c1a6bb34e2269cc7ce64858e9e04f339b0b5d17496b26fcf5be3c0a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2014-09-18T20:13:21Z",
    "title_canon_sha256": "52f26b1f3e9ee6c2479eb1d8cafae19cd0082b731a6750a513b46277f594db15"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.5450",
    "kind": "arxiv",
    "version": 2
  }
}