Pith Number

pith:ZQSBHPZI

pith:2015:ZQSBHPZI65633Y4SIM2UUXK3CD

not attested not anchored not stored refs pending

Towards Practical Graph-Based Verification for an Object-Oriented Concurrency Model

Alexander Heu{\ss}ner, Benjamin Morandi, Christopher M. Poskitt, Claudio Corrodi

arxiv:1504.02611 v1 · 2015-04-10 · cs.SE · cs.DC · cs.LO · 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{ZQSBHPZI65633Y4SIM2UUXK3CD}

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	2026-05-18T02:19:07.184202Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc2413bf28f77dbde39243354a5d5b10d75b111c5a975d494e1c29f77982b74a

Aliases

arxiv: 1504.02611 · arxiv_version: 1504.02611v1 · doi: 10.48550/arxiv.1504.02611 · pith_short_12: ZQSBHPZI6563 · pith_short_16: ZQSBHPZI65633Y4S · pith_short_8: ZQSBHPZI

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/ZQSBHPZI65633Y4SIM2UUXK3CD \
  | 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: cc2413bf28f77dbde39243354a5d5b10d75b111c5a975d494e1c29f77982b74a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ece6a52d0072db00d2c44dfbf761eb683b347e7fc0f7b3877f999b4e03943353",
    "cross_cats_sorted": [
      "cs.DC",
      "cs.LO",
      "cs.PL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2015-04-10T09:40:14Z",
    "title_canon_sha256": "5a1bf5888d4245897ef786d655962c4bd6bd2f16691a37d7436cf26ce1295a24"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.02611",
    "kind": "arxiv",
    "version": 1
  }
}