Pith Number

pith:M4MNU6L6

pith:2017:M4MNU6L6WIJ4JBFAEZCFPJXI2I

not attested not anchored not stored refs pending

Detecting Noteheads in Handwritten Scores with ConvNets and Bounding Box Regression

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

arxiv:1708.01806 v1 · 2017-08-05 · 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{M4MNU6L6WIJ4JBFAEZCFPJXI2I}

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	2026-05-18T00:38:33.102373Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6718da797eb213c484a0264457a6e8d22398adf18d875bebea8195acbece3f02

Aliases

arxiv: 1708.01806 · arxiv_version: 1708.01806v1 · doi: 10.48550/arxiv.1708.01806 · pith_short_12: M4MNU6L6WIJ4 · pith_short_16: M4MNU6L6WIJ4JBFA · pith_short_8: M4MNU6L6

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/M4MNU6L6WIJ4JBFAEZCFPJXI2I \
  | 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: 6718da797eb213c484a0264457a6e8d22398adf18d875bebea8195acbece3f02

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da1c6a0e4b337f73540d7ca45b83e5661bb33d246073c064b53154ff057b3246",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-08-05T18:54:06Z",
    "title_canon_sha256": "5b41e29a1334dadd1950c0f26613e1962d8c09a3339fdc896ea986b16f9c4328"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.01806",
    "kind": "arxiv",
    "version": 1
  }
}