Pith Number

pith:EWD4KFGE

pith:2019:EWD4KFGEWDE2PKHNDCSNTPRVQF

not attested not anchored not stored refs pending

The fault-tolerant cluster-sending problem

Jelle Hellings, Mohammad Sadoghi

arxiv:1908.01455 v1 · 2019-08-05 · cs.DC

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EWD4KFGEWDE2PKHNDCSNTPRVQF}

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	2026-07-04T23:51:30.659797Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2587c514c4b0c9a7a8ed18a4d9be35815da3433d2b774ca5c8622a3a4c349d95

Aliases

arxiv: 1908.01455 · arxiv_version: 1908.01455v1 · doi: 10.48550/arxiv.1908.01455 · pith_short_12: EWD4KFGEWDE2 · pith_short_16: EWD4KFGEWDE2PKHN · pith_short_8: EWD4KFGE

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/EWD4KFGEWDE2PKHNDCSNTPRVQF \
  | 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: 2587c514c4b0c9a7a8ed18a4d9be35815da3433d2b774ca5c8622a3a4c349d95

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ee2d054676564feb9b297eaa0d3274b9eaf2aa1278cf888093b0949d4b27310",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2019-08-05T03:36:22Z",
    "title_canon_sha256": "2689c7fe0b2bc9990616716dee85eb5cfd97b7f51119237709758539e4a838a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.01455",
    "kind": "arxiv",
    "version": 1
  }
}