Pith Number

pith:JNXKGVXZ

pith:2016:JNXKGVXZR6P7SH6WUKRUIAJ5ZN

not attested not anchored not stored refs pending

How many imputations do you need? A two-stage calculation using a quadratic rule

Paul T. von Hippel

arxiv:1608.05406 v6 · 2016-08-17 · 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{JNXKGVXZR6P7SH6WUKRUIAJ5ZN}

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	2026-05-18T00:25:34.862820Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b6ea356f98f9ff91fd6a2a344013dcb4110475d513653857d75d0e0e27c93b6

Aliases

arxiv: 1608.05406 · arxiv_version: 1608.05406v6 · doi: 10.48550/arxiv.1608.05406 · pith_short_12: JNXKGVXZR6P7 · pith_short_16: JNXKGVXZR6P7SH6W · pith_short_8: JNXKGVXZ

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/JNXKGVXZR6P7SH6WUKRUIAJ5ZN \
  | 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: 4b6ea356f98f9ff91fd6a2a344013dcb4110475d513653857d75d0e0e27c93b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f61e7774e959bb332d0dc147ef235eb55d5b7c8d543f50925a6e2ba00159591",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2016-08-17T16:57:37Z",
    "title_canon_sha256": "74cf062baa446d429b09cfaefe86dd26aff24e6b57b802212aec8f2cd8c14aab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.05406",
    "kind": "arxiv",
    "version": 6
  }
}