Pith Number

pith:SA7RGNTW

pith:2022:SA7RGNTWAFF36XVXN3C6Z3L3KG

not attested not anchored not stored refs pending

Subaperture-based Digital Aberration Correction for OCT: A Novel Mathematical Approach

Ekaterina Sherina, Michael Pircher, Rainer Leitgeb, Ronny Ramlau, Simon Hubmer

arxiv:2301.13822 v2 · 2022-12-23 · physics.optics · cs.NA · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SA7RGNTWAFF36XVXN3C6Z3L3KG}

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	2026-07-05T06:13:54.793495Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

903f133676014bbf5eb76ec5eced7b51b370ed00437c46958cdab4ded9c8190b

Aliases

arxiv: 2301.13822 · arxiv_version: 2301.13822v2 · doi: 10.48550/arxiv.2301.13822 · pith_short_12: SA7RGNTWAFF3 · pith_short_16: SA7RGNTWAFF36XVX · pith_short_8: SA7RGNTW

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/SA7RGNTWAFF36XVXN3C6Z3L3KG \
  | 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: 903f133676014bbf5eb76ec5eced7b51b370ed00437c46958cdab4ded9c8190b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5cefa4f86a79bc0d41ddd4d912f9a2c2e22202f790d64129719291ce1f7b3d46",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2022-12-23T11:59:24Z",
    "title_canon_sha256": "1914cf148d93b2bb1f762e755d3f76554808cc67b33134207be5090376bf1904"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2301.13822",
    "kind": "arxiv",
    "version": 2
  }
}