Pith Number

pith:PXFUGDW4

pith:2018:PXFUGDW4F5Y5MHNOISOULL3QI2

not attested not anchored not stored refs pending

Datalog-based Scalable Semantic Diffing of Concurrent Programs

Chao Wang, Chungha Sung, Constantin Enea, Shuvendu Lahiri

arxiv:1807.03777 v2 · 2018-07-10 · 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{PXFUGDW4F5Y5MHNOISOULL3QI2}

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	2026-05-18T00:10:44.225986Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7dcb430edc2f71d61dae449d45af70468d79b7681a5f3929171548e900674241

Aliases

arxiv: 1807.03777 · arxiv_version: 1807.03777v2 · doi: 10.48550/arxiv.1807.03777 · pith_short_12: PXFUGDW4F5Y5 · pith_short_16: PXFUGDW4F5Y5MHNO · pith_short_8: PXFUGDW4

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/PXFUGDW4F5Y5MHNOISOULL3QI2 \
  | 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: 7dcb430edc2f71d61dae449d45af70468d79b7681a5f3929171548e900674241

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ccbdd7efcf26eba35d1527c901c7a2f82dfe7696c8707431eab7bd246c30cb2",
    "cross_cats_sorted": [
      "cs.PL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2018-07-10T17:59:51Z",
    "title_canon_sha256": "331eb12dc94e90b3075bc79d7fa3a921b42ac2b7b12ead4a8ca7342e9c226be1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.03777",
    "kind": "arxiv",
    "version": 2
  }
}