Pith Number

pith:OT3IJD3C

pith:2019:OT3IJD3CJIPX6DD57FO3H5TVWF

not attested not anchored not stored refs pending

When topological derivatives met regularized Gauss-Newton iterations in holographic 3D imaging

A. Carpio, F. Le Louer, M.L. Rapun, T.G. Dimiduk

arxiv:1903.12202 v1 · 2019-03-28 · physics.optics · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OT3IJD3CJIPX6DD57FO3H5TVWF}

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	2026-05-17T23:49:54.601128Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

74f6848f624a1f7f0c7df95db3f675b169d7d56fecda3de82f48b1116d11c55e

Aliases

arxiv: 1903.12202 · arxiv_version: 1903.12202v1 · doi: 10.48550/arxiv.1903.12202 · pith_short_12: OT3IJD3CJIPX · pith_short_16: OT3IJD3CJIPX6DD5 · pith_short_8: OT3IJD3C

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/OT3IJD3CJIPX6DD57FO3H5TVWF \
  | 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: 74f6848f624a1f7f0c7df95db3f675b169d7d56fecda3de82f48b1116d11c55e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cea4ffba3f95fdae46722b06228b7fa0d11988d53e45485a9da59454ab6876ed",
    "cross_cats_sorted": [
      "eess.IV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2019-03-28T18:10:49Z",
    "title_canon_sha256": "ead7a759604f2e9ab6e8531a989c5de7a3fac0fafb195c7b31966d3e90fb7480"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.12202",
    "kind": "arxiv",
    "version": 1
  }
}