Pith Number

pith:K4IR5CKE

pith:2019:K4IR5CKEXCXFPYOPFOAMXZED6K

not attested not anchored not stored refs pending

Metric Learning for Image Registration

Francois-Xavier Vialard, Marc Niethammer, Roland Kwitt

arxiv:1904.09524 v1 · 2019-04-21 · 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{K4IR5CKEXCXFPYOPFOAMXZED6K}

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	2026-05-17T23:48:03.997678Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

57111e8944b8ae57e1cf2b80cbe483f28f59318b91e2234029c1d6d984e6b6f1

Aliases

arxiv: 1904.09524 · arxiv_version: 1904.09524v1 · doi: 10.48550/arxiv.1904.09524 · pith_short_12: K4IR5CKEXCXF · pith_short_16: K4IR5CKEXCXFPYOP · pith_short_8: K4IR5CKE

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/K4IR5CKEXCXFPYOPFOAMXZED6K \
  | 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: 57111e8944b8ae57e1cf2b80cbe483f28f59318b91e2234029c1d6d984e6b6f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc7b94e777606bc395270822a3382744263dc643d35dd32d25f7eb30dc238bd1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-04-21T01:07:44Z",
    "title_canon_sha256": "9bb65c3c4aff984f88fe0d9190d273d54310281556776fc10f9d6bc075bf90cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.09524",
    "kind": "arxiv",
    "version": 1
  }
}