Pith Number

pith:456XWUVG

pith:2016:456XWUVGHRD5FOC77GMAISHP6P

not attested not anchored not stored refs pending

Sub-pixel accuracy edge fitting by means of B-spline

J. T. de Assis, R. L. B. Breder, Vania V. Estrela

arxiv:1603.09558 v1 · 2016-03-31 · 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{456XWUVGHRD5FOC77GMAISHP6P}

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	2026-05-18T01:17:58.274059Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e77d7b52a63c47d2b85ff9980448eff3ecc9f08d3173b4ddeb3f1d2b2662b8c0

Aliases

arxiv: 1603.09558 · arxiv_version: 1603.09558v1 · doi: 10.48550/arxiv.1603.09558 · pith_short_12: 456XWUVGHRD5 · pith_short_16: 456XWUVGHRD5FOC7 · pith_short_8: 456XWUVG

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/456XWUVGHRD5FOC77GMAISHP6P \
  | 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: e77d7b52a63c47d2b85ff9980448eff3ecc9f08d3173b4ddeb3f1d2b2662b8c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "750cbc383ac40c6775be45094dbb63dbc2f3fe7655ed4f6939d56e1001280362",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2016-03-31T12:37:58Z",
    "title_canon_sha256": "7f8f7a70c6be4b4af30cc943f8b38758ec826a8c0d21a015962d61062d3d2ae6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.09558",
    "kind": "arxiv",
    "version": 1
  }
}