Pith Number

pith:6XDUHXEZ

pith:2014:6XDUHXEZZKKKAHWADSWEFOGX6P

not attested not anchored not stored refs pending

Fault Modelling in System-of-Systems Contracts

Jeremy Bryans, Klaus Kristensen, Richard Payne, Zoe Andrews

arxiv:1404.7775 v4 · 2014-04-30 · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6XDUHXEZZKKKAHWADSWEFOGX6P}

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	2026-05-18T02:40:56.041819Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f5c743dc99ca94a01ec01cac42b8d7f3e44b263f6141d97d652b25aa5e40323a

Aliases

arxiv: 1404.7775 · arxiv_version: 1404.7775v4 · doi: 10.48550/arxiv.1404.7775 · pith_short_12: 6XDUHXEZZKKK · pith_short_16: 6XDUHXEZZKKKAHWA · pith_short_8: 6XDUHXEZ

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/6XDUHXEZZKKKAHWADSWEFOGX6P \
  | 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: f5c743dc99ca94a01ec01cac42b8d7f3e44b263f6141d97d652b25aa5e40323a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5771293ba4b2ec3a3386e4367a2be2a177e3f1791c7b4c42f26a22e0beca5424",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2014-04-30T16:05:51Z",
    "title_canon_sha256": "38a0f3da3abde37a38caa2d8bc7640bcfeb449f5b58ea24653afb4a01eabe3e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.7775",
    "kind": "arxiv",
    "version": 4
  }
}