Pith Number

pith:CCHTMJZ6

pith:2016:CCHTMJZ6NAHPOLRJ6D2S2FBTSH

not attested not anchored not stored refs pending

Template estimation in computational anatomy: Fr\'echet means in top and quotient spaces are not consistent

Alain Trouv\'e (CMLA), Lo\"ic Devilliers (ASCLEPIOS), St\'ephanie Allassonni\`ere (CRC), Xavier Pennec (ASCLEPIOS)

arxiv:1608.03703 v2 · 2016-08-12 · math.ST · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CCHTMJZ6NAHPOLRJ6D2S2FBTSH}

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	2026-05-18T00:45:34.713017Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

108f36273e680ef72e29f0f52d143391fedc33f1b9953f421e87c3873e69889c

Aliases

arxiv: 1608.03703 · arxiv_version: 1608.03703v2 · doi: 10.48550/arxiv.1608.03703 · pith_short_12: CCHTMJZ6NAHP · pith_short_16: CCHTMJZ6NAHPOLRJ · pith_short_8: CCHTMJZ6

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/CCHTMJZ6NAHPOLRJ6D2S2FBTSH \
  | 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: 108f36273e680ef72e29f0f52d143391fedc33f1b9953f421e87c3873e69889c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "77ae20f6462e5c50a3a84788a43befcc434b8f2c221440fc17b1475386028256",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2016-08-12T08:00:36Z",
    "title_canon_sha256": "7a97aca15df551cd901541acf154d96e629be9988434572f4a35f2c2da2b28f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.03703",
    "kind": "arxiv",
    "version": 2
  }
}