Pith Number

pith:SS57IPYQ

pith:2019:SS57IPYQMZJJ2J3CJY6OI2FWXD

not attested not anchored not stored refs pending

Computational aberration compensation by coded aperture-based correction of aberration obtained from Fourier ptychography (CACAO-FP)

Changhuei Yang, Gloria W. Martinez, Jaebum Chung, Karen Lencioni, Srinivas Sadda

arxiv:1901.02455 v1 · 2019-01-08 · eess.IV · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SS57IPYQMZJJ2J3CJY6OI2FWXD}

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	2026-05-17T23:56:40.481941Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

94bbf43f1066529d27624e3ce468b6b8e0dd79aeed47b21c083143d15a2288e5

Aliases

arxiv: 1901.02455 · arxiv_version: 1901.02455v1 · doi: 10.48550/arxiv.1901.02455 · pith_short_12: SS57IPYQMZJJ · pith_short_16: SS57IPYQMZJJ2J3C · pith_short_8: SS57IPYQ

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/SS57IPYQMZJJ2J3CJY6OI2FWXD \
  | 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: 94bbf43f1066529d27624e3ce468b6b8e0dd79aeed47b21c083143d15a2288e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7102744cfd9fc7ff5a3c543f6d83f2d62b615841c22da032055c5cc287c54e3e",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2019-01-08T18:58:30Z",
    "title_canon_sha256": "5c5b9eb9f383d564bb2766c11f760292a40abb03f9d12949d181fe11e0eb189e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.02455",
    "kind": "arxiv",
    "version": 1
  }
}