Pith Number

pith:HNE527D7

pith:2017:HNE527D73AJD5CF4TAQKA6AKZH

not attested not anchored not stored refs pending

In Search of a Dataset for Handwritten Optical Music Recognition: Introducing MUSCIMA++

Jan Haji\v{c} jr., Pavel Pecina

arxiv:1703.04824 v1 · 2017-03-14 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HNE527D73AJD5CF4TAQKA6AKZH}

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	2026-05-18T00:48:39.161752Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3b49dd7c7fd8123e88bc9820a0780ac9c649f51fe80e76a3dfef5cbdb6cfc23c

Aliases

arxiv: 1703.04824 · arxiv_version: 1703.04824v1 · doi: 10.48550/arxiv.1703.04824 · pith_short_12: HNE527D73AJD · pith_short_16: HNE527D73AJD5CF4 · pith_short_8: HNE527D7

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/HNE527D73AJD5CF4TAQKA6AKZH \
  | 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: 3b49dd7c7fd8123e88bc9820a0780ac9c649f51fe80e76a3dfef5cbdb6cfc23c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "676f16407ddffbc2ef06029c122d42a37dd6536fcf4c7212d0ec9e7859a09d4f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-03-14T23:21:26Z",
    "title_canon_sha256": "8c9e9eefa1799f5cb803cf580e32ccd816b4d00731cddd9f455ff2fd0fdeac1c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.04824",
    "kind": "arxiv",
    "version": 1
  }
}