Pith Number

pith:CMQRZD4A

pith:2026:CMQRZD4ADWHKGOGVR6KICVRRXG

not attested not anchored not stored refs pending

Inference for Fr\'echet Regression

Alexander Petersen, Hans-Georg M\"uller, Paromita Dubey, Wookyeong Song

arxiv:2605.19519 v1 · 2026-05-19 · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CMQRZD4ADWHKGOGVR6KICVRRXG}

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	2026-05-20T01:05:49.714615Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

13211c8f801d8ea338d58f94815631b9b61cf0b8508af846f5d7cbe21c9d7ef9

Aliases

arxiv: 2605.19519 · arxiv_version: 2605.19519v1 · doi: 10.48550/arxiv.2605.19519 · pith_short_12: CMQRZD4ADWHK · pith_short_16: CMQRZD4ADWHKGOGV · pith_short_8: CMQRZD4A

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/CMQRZD4ADWHKGOGVR6KICVRRXG \
  | 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: 13211c8f801d8ea338d58f94815631b9b61cf0b8508af846f5d7cbe21c9d7ef9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "71a79be4dcda4142202587d25a6c12040cb90ed366a1841586d72a5ad3c10f94",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2026-05-19T08:18:58Z",
    "title_canon_sha256": "684f2dbb6362706d5f71519bbfcefb094c25cfd163d7cf1d0123ac66f9811e94"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.19519",
    "kind": "arxiv",
    "version": 1
  }
}