Pith Number

pith:L5FYG4SD

pith:2017:L5FYG4SDZUVWUIVBM2V6T4KAER

not attested not anchored not stored refs pending

Creating an A Cappella Singing Audio Dataset for Automatic Jingju Singing Evaluation Research

Rafael Caro Repetto, Rong Gong, Xavier Serra

arxiv:1708.03986 v1 · 2017-08-14 · cs.SD · cs.DL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L5FYG4SDZUVWUIVBM2V6T4KAER}

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	2026-05-18T00:38:07.342768Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f4b837243cd2b6a22a166abe9f140246644907c606ff7509105a1eb7feb7e7e

Aliases

arxiv: 1708.03986 · arxiv_version: 1708.03986v1 · doi: 10.48550/arxiv.1708.03986 · pith_short_12: L5FYG4SDZUVW · pith_short_16: L5FYG4SDZUVWUIVB · pith_short_8: L5FYG4SD

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/L5FYG4SDZUVWUIVBM2V6T4KAER \
  | 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: 5f4b837243cd2b6a22a166abe9f140246644907c606ff7509105a1eb7feb7e7e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "08e08921e8d5af4f38e23be3ceea25a88fcc6e096c81e4e40eee43957e2d98dc",
    "cross_cats_sorted": [
      "cs.DL"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.SD",
    "submitted_at": "2017-08-14T01:43:13Z",
    "title_canon_sha256": "8e8c8c08139206c34dca1accf125ce7b01f2c69612b969d40fc025be81990792"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.03986",
    "kind": "arxiv",
    "version": 1
  }
}