Pith Number

pith:73QXJBLC

pith:2019:73QXJBLCINH4GCIX2PJEBHA35G

not attested not anchored not stored refs pending

Refinement Kinds: Type-safe Programming with Practical Type-level Computation (Extended Version)

Bernardo Toninho, Lu\'is Caires

arxiv:1908.00441 v1 · 2019-08-01 · cs.PL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{73QXJBLCINH4GCIX2PJEBHA35G}

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	2026-07-04T23:51:00.568163Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fee1748562434fc30917d3d2409c1be9ae15745c0a5f591766f965354f958f4a

Aliases

arxiv: 1908.00441 · arxiv_version: 1908.00441v1 · doi: 10.48550/arxiv.1908.00441 · pith_short_12: 73QXJBLCINH4 · pith_short_16: 73QXJBLCINH4GCIX · pith_short_8: 73QXJBLC

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/73QXJBLCINH4GCIX2PJEBHA35G \
  | 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: fee1748562434fc30917d3d2409c1be9ae15745c0a5f591766f965354f958f4a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d298f15ee7ce0c145f365201cdd9b1eb8463fbbe8f669da08c16f40954b2095c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2019-08-01T14:47:50Z",
    "title_canon_sha256": "8f25d799af6c5cb0195a08382573a50ea32124c34273d5782d79785c8624c17d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.00441",
    "kind": "arxiv",
    "version": 1
  }
}