Pith Number

pith:O55DD76X

pith:2019:O55DD76XIXAVHXCFJQMXEPQNP5

not attested not anchored not stored refs pending

Dual-Reference Design for Holographic Coherent Diffraction Imaging

David A. Barmherzig, Emmanuel J. Cand\`es, Ju Sun, Po-Nan Li, T.J. Lane

arxiv:1902.02492 v2 · 2019-02-07 · eess.IV · cs.LG · cs.NA · math.NA · math.OC · 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{O55DD76XIXAVHXCFJQMXEPQNP5}

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	2026-05-17T23:42:13.746228Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

777a31ffd745c153dc454c19723e0d7f6b6b258970263e59dfcbffd95c1077c5

Aliases

arxiv: 1902.02492 · arxiv_version: 1902.02492v2 · doi: 10.48550/arxiv.1902.02492 · pith_short_12: O55DD76XIXAV · pith_short_16: O55DD76XIXAVHXCF · pith_short_8: O55DD76X

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/O55DD76XIXAVHXCFJQMXEPQNP5 \
  | 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: 777a31ffd745c153dc454c19723e0d7f6b6b258970263e59dfcbffd95c1077c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41ad0f1519ed46b524d1970124450528871ef0b774e3d7ac827d81b2f7260222",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.NA",
      "math.NA",
      "math.OC",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2019-02-07T06:47:17Z",
    "title_canon_sha256": "e6f15c7121152e8d3be0c1548a034ba7823f65b3f3ec58caef67bc55594f6003"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.02492",
    "kind": "arxiv",
    "version": 2
  }
}