Pith Number

pith:VBT3DAVS

pith:2019:VBT3DAVST6LREUJACPCFGBGNTU

not attested not anchored not stored refs pending

Learning from History: Recreating and Repurposing Sister Harriet Padberg's Computer Composed Canon and Free Fugue

Anna Savery, Anthony Caulkins, Benjamin Genchel, Jason Smith, Molly Jones, Richard Savery

arxiv:1907.04470 v1 · 2019-07-10 · cs.MM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VBT3DAVST6LREUJACPCFGBGNTU}

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.

Cited by

1 paper in Pith

Learning from History: Recreating and Repurposing Sister Harriet Padberg's Computer Composed Canon and Free Fugue

Receipt and verification

First computed	2026-05-17T23:41:00.199751Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a867b182b29f9712512013c45304cd9d392d5fede1457cbb2a8cdd53b46f02d6

Aliases

arxiv: 1907.04470 · arxiv_version: 1907.04470v1 · doi: 10.48550/arxiv.1907.04470 · pith_short_12: VBT3DAVST6LR · pith_short_16: VBT3DAVST6LREUJA · pith_short_8: VBT3DAVS

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/VBT3DAVST6LREUJACPCFGBGNTU \
  | 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: a867b182b29f9712512013c45304cd9d392d5fede1457cbb2a8cdd53b46f02d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f390aed1846b4dfe26bb5559afce3a6c24d3bb66d667b4da7954f5a742e28811",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.MM",
    "submitted_at": "2019-07-10T00:44:27Z",
    "title_canon_sha256": "1e2d39f5f635dbed9eeee77dbfc36840d040149895562a8dc9521181f8d8f608"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.04470",
    "kind": "arxiv",
    "version": 1
  }
}