Pith Number

pith:5IDS3QAN

pith:2025:5IDS3QANUH4UXWKDCATWBDUKG3

not attested not anchored not stored refs pending

Robust Sparse Phase Retrieval: Statistical Guarantee, Optimality Theory and Convergent Algorithm

Ailing Yan, Jun Fan, Wanquan Liu, Xianchao Xiu

arxiv:2505.23273 v1 · 2025-05-29 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5IDS3QANUH4UXWKDCATWBDUKG3}

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	2026-07-05T11:11:58.695104Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ea072dc00da1f94bd9431027608e8a36dd1f8d04780a4c9068404dd63d534aa1

Aliases

arxiv: 2505.23273 · arxiv_version: 2505.23273v1 · doi: 10.48550/arxiv.2505.23273 · pith_short_12: 5IDS3QANUH4U · pith_short_16: 5IDS3QANUH4UXWKD · pith_short_8: 5IDS3QAN

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/5IDS3QANUH4UXWKDCATWBDUKG3 \
  | 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: ea072dc00da1f94bd9431027608e8a36dd1f8d04780a4c9068404dd63d534aa1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "547dc1ed9b9b757375c2ab8dcef8dc4cf979bbdcde2a31c7bd5ae460e80e30e5",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2025-05-29T09:21:01Z",
    "title_canon_sha256": "8435f446aea881f66b335eaaff8dd47705a7a6549e14c8e4c03b4128088f4b76"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.23273",
    "kind": "arxiv",
    "version": 1
  }
}