Pith Number

pith:L6TOKGPC

pith:2026:L6TOKGPCTOZ73A6N32MWMDDF6C

not attested not anchored not stored refs pending

SpARCD: A Spectral Graph Framework for Revealing Differential Functional Connectivity in fMRI Data

Ariel Jaffe, Guy Gurevitch, Malka Gorfine, Shira Yoffe, Talma Hendler, Ziv Ben-Zion

arxiv:2602.05807 v3 · 2026-02-05 · 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{L6TOKGPCTOZ73A6N32MWMDDF6C}

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	2026-06-09T02:08:38.673007Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5fa6e519e29bb3fd83cdde99660c65f0828e8443e7aa5316574cee014734dab0

Aliases

arxiv: 2602.05807 · arxiv_version: 2602.05807v3 · doi: 10.48550/arxiv.2602.05807 · pith_short_12: L6TOKGPCTOZ7 · pith_short_16: L6TOKGPCTOZ73A6N · pith_short_8: L6TOKGPC

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/L6TOKGPCTOZ73A6N32MWMDDF6C \
  | 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: 5fa6e519e29bb3fd83cdde99660c65f0828e8443e7aa5316574cee014734dab0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da87bffdd2cc6bcc763f8cf9339c1245636d8f65e6efcf39c32ec0442d765c83",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2026-02-05T15:59:48Z",
    "title_canon_sha256": "e59d26966d0378ad6fd4171002fb0d290001a2fd48216ec93dc7f17c01bb8b70"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.05807",
    "kind": "arxiv",
    "version": 3
  }
}