Pith Number

pith:ITL2QG67

pith:2018:ITL2QG67QDQGEX7WSQBUXNKN6L

not attested not anchored not stored refs pending

Separation of water and fat signal in whole-body gradient echo scans using convolutional neural networks

H{\aa}kan Ahlstr\"om, Joel Kullberg, Jonathan Andersson

arxiv:1812.04922 v2 · 2018-12-12 · 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{ITL2QG67QDQGEX7WSQBUXNKN6L}

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	2026-05-17T23:47:27.121842Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

44d7a81bdf80e0625ff694034bb54df2ed63105ab522537ff6792c0cb07c3604

Aliases

arxiv: 1812.04922 · arxiv_version: 1812.04922v2 · doi: 10.48550/arxiv.1812.04922 · pith_short_12: ITL2QG67QDQG · pith_short_16: ITL2QG67QDQGEX7W · pith_short_8: ITL2QG67

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/ITL2QG67QDQGEX7WSQBUXNKN6L \
  | 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: 44d7a81bdf80e0625ff694034bb54df2ed63105ab522537ff6792c0cb07c3604

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "95262f92edebae3f06515f670daeabd32a8692aa5b738be24cc4a363ab8080e4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-12-12T12:51:12Z",
    "title_canon_sha256": "08bf6b0d8dec205cba2d55b53791699de05700a213c4b04d3c769e4dbe343326"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.04922",
    "kind": "arxiv",
    "version": 2
  }
}