Pith Number

pith:AEFUPEIQ

pith:2015:AEFUPEIQZY7AJRCBEM4UILVDZA

not attested not anchored not stored refs pending

Teaching Statistics at Google Scale

Nicholas Chamandy, Omkar Muralidharan, Stefan Wager

arxiv:1508.01278 v3 · 2015-08-06 · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AEFUPEIQZY7AJRCBEM4UILVDZA}

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	2026-05-18T01:35:15.641009Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

010b479110ce3e04c4412339442ea3c80614dcc69e078f8b7a502eb6d77d28c2

Aliases

arxiv: 1508.01278 · arxiv_version: 1508.01278v3 · doi: 10.48550/arxiv.1508.01278 · pith_short_12: AEFUPEIQZY7A · pith_short_16: AEFUPEIQZY7AJRCB · pith_short_8: AEFUPEIQ

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/AEFUPEIQZY7AJRCBEM4UILVDZA \
  | 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: 010b479110ce3e04c4412339442ea3c80614dcc69e078f8b7a502eb6d77d28c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c89648483c350a0c4658a1bf5c335095733b53af722371e3014692d1f7fe632b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2015-08-06T04:22:21Z",
    "title_canon_sha256": "bc2c6c8fe9236e62fa1cfd936ab73587ce361c0d82de349a98dd806ffd43d97e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.01278",
    "kind": "arxiv",
    "version": 3
  }
}