Pith Number

pith:XCJ54G3D

pith:2013:XCJ54G3DBNVMBHVNV5GFT6AHC6

not attested not anchored not stored refs pending

Spatial dependency between task positive and task negative networks

David J. Sharp, Federico Turkheimer, Gregory T. Scott, Robert Leech, Robin Carhart-Harris, Simon D. Taylor Robinson

arxiv:1309.5913 v1 · 2013-09-23 · 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{XCJ54G3DBNVMBHVNV5GFT6AHC6}

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	2026-05-18T02:44:40.389139Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b893de1b630b6ac09eadaf4c59f80717acce56b54b43a24d5d8f8ef98312e92d

Aliases

arxiv: 1309.5913 · arxiv_version: 1309.5913v1 · doi: 10.48550/arxiv.1309.5913 · pith_short_12: XCJ54G3DBNVM · pith_short_16: XCJ54G3DBNVMBHVN · pith_short_8: XCJ54G3D

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/XCJ54G3DBNVMBHVNV5GFT6AHC6 \
  | 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: b893de1b630b6ac09eadaf4c59f80717acce56b54b43a24d5d8f8ef98312e92d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2d47e27dd2d6e4145111f0d0fc0d1cd3e1d2cdca2623577e4b2bb8b89a55df8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.NC",
    "submitted_at": "2013-09-23T19:07:53Z",
    "title_canon_sha256": "4a60f9bdf596488146c3fbaa031421bf690b11ec219ebe783fb14f17a52e3da6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.5913",
    "kind": "arxiv",
    "version": 1
  }
}