Pith Number

pith:QXTJ4MO4

pith:2017:QXTJ4MO4M7BTKZ2VJWUJDONC7Q

not attested not anchored not stored refs pending

Non-Blocking Concurrent Imperative Programming with Session Types

Frank Pfenning, M\'ario Florido, Miguel Silva

arxiv:1701.04920 v1 · 2017-01-18 · 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{QXTJ4MO4M7BTKZ2VJWUJDONC7Q}

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	2026-05-18T00:52:33.534394Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85e69e31dc67c33567554da891b9a2fc0436feb79a1af5366c7f50b424bee185

Aliases

arxiv: 1701.04920 · arxiv_version: 1701.04920v1 · doi: 10.48550/arxiv.1701.04920 · pith_short_12: QXTJ4MO4M7BT · pith_short_16: QXTJ4MO4M7BTKZ2V · pith_short_8: QXTJ4MO4

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/QXTJ4MO4M7BTKZ2VJWUJDONC7Q \
  | 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: 85e69e31dc67c33567554da891b9a2fc0436feb79a1af5366c7f50b424bee185

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "479c0dac08d1d0185468fed3ac86da8d50e12530df72403638e19a1dfdc37c04",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2017-01-18T01:31:58Z",
    "title_canon_sha256": "8b654ad70464dfff906ab1d28f74a7347d957d25095b3db6645375cc44619e01"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.04920",
    "kind": "arxiv",
    "version": 1
  }
}