Pith Number

pith:IOQQII7T

pith:2021:IOQQII7TCMNHR773KRMHMGNMGC

not attested not anchored not stored refs pending

Gray Matter Segmentation in Ultra High Resolution 7 Tesla ex vivo T2w MRI of Human Brain Hemispheres

Bridget Loja, Claire Peterson, Corey McMillan, Daniel Ohm, David A. Wolk, David Irwin, Edward Lee, Elyse Migdal, Emily Kopp, Eunice Chung, Eusha Hasan, Gabor Mizsei, Grace Choi, Jiacheng Li, John Q. Trojanowski, John Robinson, Karthik Prabhakaran, Laura E.M. Wisse, Madigan Bedard, Marianna Gabrielyan, M. Dylan Tisdall, Michael Tran Duong, Murray Grossman, Noah Capp, Paul A. Yushkevich, Pulkit Khandelwal, Ranjit Ittyerah, Sadhana Ravikumar, Sanaz Arezoumandan, Sandhitsu R. Das, Shokufeh Sadaghiani, Sydney Lim, Theresa Schuck

arxiv:2110.07711 v3 · 2021-10-14 · eess.IV · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IOQQII7TCMNHR773KRMHMGNMGC}

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	2026-07-05T04:01:57.342513Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43a10423f3131a78fffb54587619ac30889e456d20d960973734303348ce8275

Aliases

arxiv: 2110.07711 · arxiv_version: 2110.07711v3 · doi: 10.48550/arxiv.2110.07711 · pith_short_12: IOQQII7TCMNH · pith_short_16: IOQQII7TCMNHR773 · pith_short_8: IOQQII7T

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/IOQQII7TCMNHR773KRMHMGNMGC \
  | 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: 43a10423f3131a78fffb54587619ac30889e456d20d960973734303348ce8275

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba890a6d31a6ac7f64f6ea545929bd9a34d17316e5a9edfef76a2b2b5f66325b",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2021-10-14T21:01:18Z",
    "title_canon_sha256": "a0912c91e1823e380abe10f912b5016a04c0ccb43021f818e10e4da0bb497c29"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.07711",
    "kind": "arxiv",
    "version": 3
  }
}