Pith Number

pith:D3KILAUD

pith:2012:D3KILAUDDME6R3JKPAAFCLXLYJ

not attested not anchored not stored refs pending

On the Interpretation of Spreadsheets within their Environment

Stephen Allen

arxiv:1209.3518 v1 · 2012-09-16 · 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{D3KILAUDDME6R3JKPAAFCLXLYJ}

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	2026-05-18T03:45:30.754456Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ed48582831b09e8ed2a7800512eebc262b89118ef2f54dfec5dc2b0f6953193

Aliases

arxiv: 1209.3518 · arxiv_version: 1209.3518v1 · doi: 10.48550/arxiv.1209.3518 · pith_short_12: D3KILAUDDME6 · pith_short_16: D3KILAUDDME6R3JK · pith_short_8: D3KILAUD

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/D3KILAUDDME6R3JKPAAFCLXLYJ \
  | 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: 1ed48582831b09e8ed2a7800512eebc262b89118ef2f54dfec5dc2b0f6953193

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a87697e326e69b07924a2d2a2b4d089c0e02305a3c9f640086552f858a27b351",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2012-09-16T20:42:37Z",
    "title_canon_sha256": "9eac87a101f5a67bca2009d5fe27d95e6b148b2cbdd32c63161cca3b99590631"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.3518",
    "kind": "arxiv",
    "version": 1
  }
}