Pith Number

pith:HF6GJRAV

pith:2018:HF6GJRAVTOFQZHACAV7QF5ODUJ

not attested not anchored not stored refs pending

On the Refinement of Spreadsheet Smells by means of Structure Information

Birgit Hofer, Franz Wotawa, Patrick Koch

arxiv:1810.04542 v1 · 2018-10-10 · 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{HF6GJRAVTOFQZHACAV7QF5ODUJ}

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	2026-05-18T00:03:39.776600Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

397c64c4159b8b0c9c02057f02f5c3a27e64db03bc0cd7eb75f6923c86c7c83c

Aliases

arxiv: 1810.04542 · arxiv_version: 1810.04542v1 · doi: 10.48550/arxiv.1810.04542 · pith_short_12: HF6GJRAVTOFQ · pith_short_16: HF6GJRAVTOFQZHAC · pith_short_8: HF6GJRAV

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/HF6GJRAVTOFQZHACAV7QF5ODUJ \
  | 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: 397c64c4159b8b0c9c02057f02f5c3a27e64db03bc0cd7eb75f6923c86c7c83c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9dc61af5747d8ec7899c8e8614a88fc06a87c1ec0c89b3d0cf4aced5f426c472",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2018-10-10T14:09:38Z",
    "title_canon_sha256": "7654734c96e7b797ce2772def8e151d32778c77ccdab568ff820fbf5852f60e7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.04542",
    "kind": "arxiv",
    "version": 1
  }
}