Pith Number

pith:B55RU5UX

pith:2014:B55RU5UXRMVCS64E337QNC7FUD

not attested not anchored not stored refs pending

Stepwise Refinement of Data Flow Architectures

Bernhard Rumpe, Jan Philipps

arxiv:1409.7241 v1 · 2014-09-25 · 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{B55RU5UXRMVCS64E337QNC7FUD}

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	2026-05-18T02:41:58.844751Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f7b1a76978b2a297b84deff068be5a0c9a5330548c21e529cb27e041016d36c

Aliases

arxiv: 1409.7241 · arxiv_version: 1409.7241v1 · doi: 10.48550/arxiv.1409.7241 · pith_short_12: B55RU5UXRMVC · pith_short_16: B55RU5UXRMVCS64E · pith_short_8: B55RU5UX

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/B55RU5UXRMVCS64E337QNC7FUD \
  | 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: 0f7b1a76978b2a297b84deff068be5a0c9a5330548c21e529cb27e041016d36c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "702cf452afd52604aa72dd5779bf5356683cb0c1dc0dc47e480e3562881ca129",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2014-09-25T12:49:19Z",
    "title_canon_sha256": "618f597f0ec8bb3658a9e59ba2a94bc681d493c766ee243139786576b7ebd315"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.7241",
    "kind": "arxiv",
    "version": 1
  }
}