Pith Number

pith:KFOXXM7X

pith:2017:KFOXXM7XWVZABU5KALWH3DHVFY

not attested not anchored not stored refs pending

Fingerprint Orientation Refinement through Iterative Smoothing

Filippo Santarelli, Pierluigi Maponi, Riccardo Piergallini

arxiv:1711.03214 v1 · 2017-11-09 · 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{KFOXXM7XWVZABU5KALWH3DHVFY}

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	2026-05-18T00:30:56.894818Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

515d7bb3f7b57200d3aa02ec7d8cf52e02ab4370959ca0622453bd69ee815370

Aliases

arxiv: 1711.03214 · arxiv_version: 1711.03214v1 · doi: 10.48550/arxiv.1711.03214 · pith_short_12: KFOXXM7XWVZA · pith_short_16: KFOXXM7XWVZABU5K · pith_short_8: KFOXXM7X

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/KFOXXM7XWVZABU5KALWH3DHVFY \
  | 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: 515d7bb3f7b57200d3aa02ec7d8cf52e02ab4370959ca0622453bd69ee815370

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8376fe5fb75616d87cb56e8a4610d995100cd15d5f098bf30db2db0ea11ae35f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-11-09T00:06:27Z",
    "title_canon_sha256": "74360174660a4303ae159eb5fab8258178619eec6371781b91c400191307411f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.03214",
    "kind": "arxiv",
    "version": 1
  }
}