Pith Number

pith:VSK4Y66M

pith:2018:VSK4Y66MU56OSIKXRWDIM7WAXY

not attested not anchored not stored refs pending

Safe Stream-Based Programming with Refinement Types

Benno Stein, Bor-Yuh Evan Chang, Lazaro Clapp, Manu Sridharan

arxiv:1808.02998 v1 · 2018-08-09 · cs.SE · 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{VSK4Y66MU56OSIKXRWDIM7WAXY}

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	2026-05-18T00:08:30.471868Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac95cc7bcca77ce921578d86867ec0be3de5abb680ea2d5cf84f374dc8d93635

Aliases

arxiv: 1808.02998 · arxiv_version: 1808.02998v1 · doi: 10.48550/arxiv.1808.02998 · pith_short_12: VSK4Y66MU56O · pith_short_16: VSK4Y66MU56OSIKX · pith_short_8: VSK4Y66M

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/VSK4Y66MU56OSIKXRWDIM7WAXY \
  | 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: ac95cc7bcca77ce921578d86867ec0be3de5abb680ea2d5cf84f374dc8d93635

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "818a20ba0efc3f772e1386e56caa9455a5d1248a3b44e6fca898c8b941e6d3dd",
    "cross_cats_sorted": [
      "cs.PL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2018-08-09T02:19:16Z",
    "title_canon_sha256": "1e9c127ce570a66a95ac3219dd5bb59355671a0da44c10859fae75d07408c3cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.02998",
    "kind": "arxiv",
    "version": 1
  }
}