Pith Number

pith:FFPF6YQH

pith:2013:FFPF6YQHPQWK6PGRLMC4KBGGQF

not attested not anchored not stored refs pending

Learning and comparing functional connectomes across subjects

Ga\"el Varoquaux (INRIA Saclay - Ile de France), R.C. Craddock (NKI)

arxiv:1304.3880 v1 · 2013-04-14 · 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{FFPF6YQHPQWK6PGRLMC4KBGGQF}

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	2026-05-18T03:28:03.923777Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

295e5f62077c2caf3cd15b05c504c68178f2545c8e4a957b0d6a5fe72e08de02

Aliases

arxiv: 1304.3880 · arxiv_version: 1304.3880v1 · doi: 10.48550/arxiv.1304.3880 · pith_short_12: FFPF6YQHPQWK · pith_short_16: FFPF6YQHPQWK6PGR · pith_short_8: FFPF6YQH

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/FFPF6YQHPQWK6PGRLMC4KBGGQF \
  | 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: 295e5f62077c2caf3cd15b05c504c68178f2545c8e4a957b0d6a5fe72e08de02

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1ad0d31dfefc0b3464cdacb9b91ee2625b9f2530ea16d7ea48c6bf8ef4a946a1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.NC",
    "submitted_at": "2013-04-14T05:53:13Z",
    "title_canon_sha256": "1c117f7745853aa0ecb02f47ede56b8b9d3d23412d5f6c6d3fb5c5ae20751356"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.3880",
    "kind": "arxiv",
    "version": 1
  }
}