Pith Number

pith:T3STRD6A

pith:2016:T3STRD6AZRF43JMQT5BZRDBUQW

not attested not anchored not stored refs pending

Encoding Monomorphic and Polymorphic Types

Andrei Popescu, Jasmin Christian Blanchette, Nicholas Smallbone, Sascha B\"ohme

arxiv:1609.08916 v3 · 2016-09-28 · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{T3STRD6AZRF43JMQT5BZRDBUQW}

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	2026-05-17T23:51:21.848116Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9ee5388fc0cc4bcda5909f43988c348587181c8be64e9926cb6574a6f4fe9560

Aliases

arxiv: 1609.08916 · arxiv_version: 1609.08916v3 · doi: 10.48550/arxiv.1609.08916 · pith_short_12: T3STRD6AZRF4 · pith_short_16: T3STRD6AZRF43JMQ · pith_short_8: T3STRD6A

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/T3STRD6AZRF43JMQT5BZRDBUQW \
  | 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: 9ee5388fc0cc4bcda5909f43988c348587181c8be64e9926cb6574a6f4fe9560

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b6c767d278172beba13cc7c6cffb2d8c702e3a4aa0c4493a3f71bcafeb1e9d6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2016-09-28T13:57:40Z",
    "title_canon_sha256": "b132ddb3145ac7d8e61c11d9357539e707a827eb0dc8273f059155632134d120"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.08916",
    "kind": "arxiv",
    "version": 3
  }
}