Pith Number

pith:NV7NVSC5

pith:2026:NV7NVSC5XJPHVIXZABRAQYLUCM

not attested not anchored not stored refs pending

Reliable model selection in the presence of parameter non-identifiability

Alexander P. Browning, Ivo Siekmann, Jennifer A. Flegg, Ruth E. Baker, Torkel E. Loman, Yong See Foo

arxiv:2605.19807 v1 · 2026-05-19 · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NV7NVSC5XJPHVIXZABRAQYLUCM}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-20T01:06:15.523191Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d7edac85dba5e7aa2f90062086174132480f21e6489995c7040ac5b2c162201

Aliases

arxiv: 2605.19807 · arxiv_version: 2605.19807v1 · doi: 10.48550/arxiv.2605.19807 · pith_short_12: NV7NVSC5XJPH · pith_short_16: NV7NVSC5XJPHVIXZ · pith_short_8: NV7NVSC5

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/NV7NVSC5XJPHVIXZABRAQYLUCM \
  | 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: 6d7edac85dba5e7aa2f90062086174132480f21e6489995c7040ac5b2c162201

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5232b3e56e2354f585d9a88c561a45a9ca88a2d2f0bbdfe5b06fcbe0dc4b8c08",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2026-05-19T13:06:23Z",
    "title_canon_sha256": "00477cdfe7c6ddd6dcb561e2b3cd239618278ad1e8a8f67a96609ab40522a959"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.19807",
    "kind": "arxiv",
    "version": 1
  }
}