Pith Number

pith:PAY2O7XC

pith:2018:PAY2O7XCMKH3ZXVLNU32ZWI45T

not attested not anchored not stored refs pending

Dictionary Learning Phase Retrieval from Noisy Diffraction Patterns

Jos\'e M. Bioucas-Dias, Joshin P. Krishnan, Vladimir Katkovnik

arxiv:1810.08090 v1 · 2018-10-18 · 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{PAY2O7XCMKH3ZXVLNU32ZWI45T}

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	2026-05-18T00:02:50.599466Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7831a77ee2628fbcdeab6d37acd91cecdd8ffbb9a0158240589e4bb9a4b8882d

Aliases

arxiv: 1810.08090 · arxiv_version: 1810.08090v1 · doi: 10.48550/arxiv.1810.08090 · pith_short_12: PAY2O7XCMKH3 · pith_short_16: PAY2O7XCMKH3ZXVL · pith_short_8: PAY2O7XC

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/PAY2O7XCMKH3ZXVLNU32ZWI45T \
  | 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: 7831a77ee2628fbcdeab6d37acd91cecdd8ffbb9a0158240589e4bb9a4b8882d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9365f3f50100d5034b15446ef15c8c0e21381bf2d13d204f126766cb4a54bf15",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2018-10-18T14:51:05Z",
    "title_canon_sha256": "dea34671439e8c768ca8e40dc3d8c9726455fb30f26e9d702828be59862ac5a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.08090",
    "kind": "arxiv",
    "version": 1
  }
}