Pith Number

pith:UEZ2CW4B

pith:2014:UEZ2CW4BJBE6JHRMP3FU3PG5IB

not attested not anchored not stored refs pending

Mutually Exclusive Procedures in Imperative Languages

Keehang Kwon

arxiv:1411.5110 v1 · 2014-11-19 · 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{UEZ2CW4BJBE6JHRMP3FU3PG5IB}

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	2026-05-18T02:34:44.348632Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a133a15b814849e49e2c7ecb4dbcdd406167f98624300ebbd0fe7f3a85dcda20

Aliases

arxiv: 1411.5110 · arxiv_version: 1411.5110v1 · doi: 10.48550/arxiv.1411.5110 · pith_short_12: UEZ2CW4BJBE6 · pith_short_16: UEZ2CW4BJBE6JHRM · pith_short_8: UEZ2CW4B

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/UEZ2CW4BJBE6JHRMP3FU3PG5IB \
  | 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: a133a15b814849e49e2c7ecb4dbcdd406167f98624300ebbd0fe7f3a85dcda20

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "55dd487b94a56c288cd7309073deee4090a4cdc65982c441433eee99e86dc0ad",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2014-11-19T04:34:35Z",
    "title_canon_sha256": "2f553d2487b2565aad2e038f6bd5203eeb45843f7e017c316f9f52eeeb293931"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.5110",
    "kind": "arxiv",
    "version": 1
  }
}