Pith Number

pith:A7CALR2F

pith:2025:A7CALR2FTROMWXSSBVA2PZXBHC

not attested not anchored not stored refs pending

Causal interpretation of the sibling comparison and its relation to the cross-over design

Christian Bressen Pipper, Jacob von Bornemann Hjelmborg, Simon Bang Kristensen

arxiv:2507.03464 v1 · 2025-07-04 · 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{A7CALR2FTROMWXSSBVA2PZXBHC}

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	2026-07-05T11:32:00.044686Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

07c405c7459c5ccb5e520d41a7e6e1388ea6f27521d7f116701fb319deb4f5e7

Aliases

arxiv: 2507.03464 · arxiv_version: 2507.03464v1 · doi: 10.48550/arxiv.2507.03464 · pith_short_12: A7CALR2FTROM · pith_short_16: A7CALR2FTROMWXSS · pith_short_8: A7CALR2F

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/A7CALR2FTROMWXSSBVA2PZXBHC \
  | 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: 07c405c7459c5ccb5e520d41a7e6e1388ea6f27521d7f116701fb319deb4f5e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d1dad12a6109f0afe07ce58a8dc8ba166f04239d47cb6ffbc200efc26d4a1ae5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2025-07-04T10:39:22Z",
    "title_canon_sha256": "87d97fe718ba74cceb0199fbb4196aad241c15dcdaa819bc71d69e5e87468340"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.03464",
    "kind": "arxiv",
    "version": 1
  }
}