Pith Number

pith:WGMWCCLA

pith:2012:WGMWCCLA5RFH5MIATWY7ZSYPRC

not attested not anchored not stored refs pending

MIDI-LAB, a Powerful Visual Basic Program for Creating MIDI Music

Kai Yang, Xi Zhou

arxiv:1208.1956 v1 · 2012-08-09 · cs.SE · cs.SD

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WGMWCCLA5RFH5MIATWY7ZSYPRC}

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	2026-05-18T02:25:10.571438Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b199610960ec4a7eb1009db1fccb0f8890b9933151d00df0245e0fe2a6f95793

Aliases

arxiv: 1208.1956 · arxiv_version: 1208.1956v1 · doi: 10.48550/arxiv.1208.1956 · pith_short_12: WGMWCCLA5RFH · pith_short_16: WGMWCCLA5RFH5MIA · pith_short_8: WGMWCCLA

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/WGMWCCLA5RFH5MIATWY7ZSYPRC \
  | 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: b199610960ec4a7eb1009db1fccb0f8890b9933151d00df0245e0fe2a6f95793

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a6aa94150b0440499bacc377eadde397abee2bc3cfa6a66413daaafed224a65",
    "cross_cats_sorted": [
      "cs.SD"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2012-08-09T15:43:58Z",
    "title_canon_sha256": "da13e91bf02347191eb72f6e6424b56020a9a7e6c14d4053b4ba3cc194ff179b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.1956",
    "kind": "arxiv",
    "version": 1
  }
}