Pith Number

pith:TOS5TTER

pith:2017:TOS5TTERTKGRD3OY7UIZ2UPJCL

not attested not anchored not stored refs pending

Optimized Regression Discontinuity Designs

Guido Imbens, Stefan Wager

arxiv:1705.01677 v3 · 2017-05-04 · 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{TOS5TTERTKGRD3OY7UIZ2UPJCL}

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	2026-05-18T00:13:55.338554Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9ba5d9cc919a8d11edd8fd119d51e912c7833bd673653bf7ea4b12a992e1896c

Aliases

arxiv: 1705.01677 · arxiv_version: 1705.01677v3 · doi: 10.48550/arxiv.1705.01677 · pith_short_12: TOS5TTERTKGR · pith_short_16: TOS5TTERTKGRD3OY · pith_short_8: TOS5TTER

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/TOS5TTERTKGRD3OY7UIZ2UPJCL \
  | 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: 9ba5d9cc919a8d11edd8fd119d51e912c7833bd673653bf7ea4b12a992e1896c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0216a18339948d6409711960b3bb8a6e3cad641e09d239dd305532389adcfb57",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2017-05-04T02:26:40Z",
    "title_canon_sha256": "7b77f62d02db2a18d8af0b5317cef104039562eeb30eb83ce3b3b93bf3ba74ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.01677",
    "kind": "arxiv",
    "version": 3
  }
}