Pith Number

pith:KPO3GOCF

pith:2018:KPO3GOCF2DDD63IXGLARLN2TFJ

not attested not anchored not stored refs pending

Semiparametric response model with nonignorable nonresponse

Jae Kwang Kim, Masatoshi Uehara

arxiv:1810.12519 v1 · 2018-10-30 · stat.ME

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

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	2026-05-18T00:01:56.855325Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

53ddb33845d0c63f6d1732c115b7532a6c307c4242ef2b4aaeffc9e1e17b5adb

Aliases

arxiv: 1810.12519 · arxiv_version: 1810.12519v1 · doi: 10.48550/arxiv.1810.12519 · pith_short_12: KPO3GOCF2DDD · pith_short_16: KPO3GOCF2DDD63IX · pith_short_8: KPO3GOCF

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/KPO3GOCF2DDD63IXGLARLN2TFJ \
  | 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: 53ddb33845d0c63f6d1732c115b7532a6c307c4242ef2b4aaeffc9e1e17b5adb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a74126bbd336c64f4d80754e54f388722ae060fbee88a02a2dd78281dbd69ae",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2018-10-30T04:17:21Z",
    "title_canon_sha256": "8071fbd4aecfd81f25adec983694d7a35440ba8ced51a7ad15f1aabf381638c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.12519",
    "kind": "arxiv",
    "version": 1
  }
}