Pith Number

pith:WCMZNUR3

pith:2017:WCMZNUR3SVG6GWEDJ3EYAIL5IJ

not attested not anchored not stored refs pending

Optimal Transport for Diffeomorphic Registration

Benjamin Charlier (IMAG), DMA), Fran\c{c}ois-Xavier Vialard (Ceremade, Gabriel Peyr\'e (DMA), Jean Feydy (CMLA, Mokaplan)

arxiv:1706.05218 v1 · 2017-06-16 · math.NA · math.OC

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WCMZNUR3SVG6GWEDJ3EYAIL5IJ}

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	2026-05-18T00:42:14.421562Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b09996d23b954de358834ec980217d4264226ebf42b8166b916bc6b86d77a2ab

Aliases

arxiv: 1706.05218 · arxiv_version: 1706.05218v1 · doi: 10.48550/arxiv.1706.05218 · pith_short_12: WCMZNUR3SVG6 · pith_short_16: WCMZNUR3SVG6GWED · pith_short_8: WCMZNUR3

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/WCMZNUR3SVG6GWEDJ3EYAIL5IJ \
  | 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: b09996d23b954de358834ec980217d4264226ebf42b8166b916bc6b86d77a2ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ac59ef0c049a02bf01d3c78b8133b18dc5d0cb4f4aefcc6a570aba8b49b5162",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-06-16T11:03:42Z",
    "title_canon_sha256": "06da45604b521b387dc9aa5182beb31c8b8f8302ae7b2b99a5fc58db7ec3f2cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.05218",
    "kind": "arxiv",
    "version": 1
  }
}