Pith Number

pith:O6VVBRHF

pith:2018:O6VVBRHFTYMHRFMBZDIBOIIMC3

not attested not anchored not stored refs pending

Thinging for Software Engineers

Sabah Al-Fedaghi

arxiv:1807.10673 v1 · 2018-07-27 · 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{O6VVBRHFTYMHRFMBZDIBOIIMC3}

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	2026-05-18T00:09:39.817129Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77ab50c4e59e18789581c8d017210c16dd9d373d3c26396de7329200c2c818c5

Aliases

arxiv: 1807.10673 · arxiv_version: 1807.10673v1 · doi: 10.48550/arxiv.1807.10673 · pith_short_12: O6VVBRHFTYMH · pith_short_16: O6VVBRHFTYMHRFMB · pith_short_8: O6VVBRHF

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/O6VVBRHFTYMHRFMBZDIBOIIMC3 \
  | 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: 77ab50c4e59e18789581c8d017210c16dd9d373d3c26396de7329200c2c818c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e0e470b39f0f568bce38d97dc444d8b42e87bd91cad2a7789ebaa3ff59b970b3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2018-07-27T15:12:38Z",
    "title_canon_sha256": "e319c180a7311e3cf29d68cad0f98c06d176004f175e720fb9406857e8acfd1a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.10673",
    "kind": "arxiv",
    "version": 1
  }
}