Pith Number

pith:P6Q2P423

pith:2017:P6Q2P423V6QLWFWUHK4TJE3TSW

not attested not anchored not stored refs pending

Analysis and Optimization of Aperture Design in Computational Imaging

Adam Yedidia, Christos Thrampoulidis, Gregory Wornell

arxiv:1712.04541 v1 · 2017-12-12 · eess.IV · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P6Q2P423V6QLWFWUHK4TJE3TSW}

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	2026-05-18T00:28:07.650523Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7fa1a7f35bafa0bb16d43ab9349373958559343e04f43464a0156cd23a58e94d

Aliases

arxiv: 1712.04541 · arxiv_version: 1712.04541v1 · doi: 10.48550/arxiv.1712.04541 · pith_short_12: P6Q2P423V6QL · pith_short_16: P6Q2P423V6QLWFWU · pith_short_8: P6Q2P423

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/P6Q2P423V6QLWFWUHK4TJE3TSW \
  | 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: 7fa1a7f35bafa0bb16d43ab9349373958559343e04f43464a0156cd23a58e94d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ffb07da4d5c2f17c125faf4826e44efeecab8bc48de0a7864c13d2d395e6de4",
    "cross_cats_sorted": [
      "eess.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2017-12-12T21:38:42Z",
    "title_canon_sha256": "6ea26542c56d56c59ccd33c92de79219f384f5fcf18a6c5bbce64dbfc7a3410a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.04541",
    "kind": "arxiv",
    "version": 1
  }
}