Pith Number

pith:U2DSN4NO

pith:2017:U2DSN4NOADV6BJUYDJMXRRVMFY

not attested not anchored not stored refs pending

Combining Envelope Methodology and Aster Models for Variance Reduction in Life History Analyses

Charles J. Geyer, Daniel J. Eck, R. Dennis Cook

arxiv:1701.07910 v2 · 2017-01-27 · stat.AP · 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{U2DSN4NOADV6BJUYDJMXRRVMFY}

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	2026-05-18T00:22:29.528681Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a68726f1ae00ebe0a6981a5978c6ac2e0d9b010012b10239fab171684bbc67b6

Aliases

arxiv: 1701.07910 · arxiv_version: 1701.07910v2 · doi: 10.48550/arxiv.1701.07910 · pith_short_12: U2DSN4NOADV6 · pith_short_16: U2DSN4NOADV6BJUY · pith_short_8: U2DSN4NO

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/U2DSN4NOADV6BJUYDJMXRRVMFY \
  | 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: a68726f1ae00ebe0a6981a5978c6ac2e0d9b010012b10239fab171684bbc67b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c71008c930c03a924fd28a49c7cf564121377fc9e7ebb2d46541b27c4122f18d",
    "cross_cats_sorted": [
      "stat.ME"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2017-01-27T00:22:42Z",
    "title_canon_sha256": "ffd46cff18dc8bb69a03d8f99d0a0f8f65081550c4f9c7fe5563cab1fa115378"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.07910",
    "kind": "arxiv",
    "version": 2
  }
}