Pith Number

pith:KZEVDINE

pith:2015:KZEVDINEWXCXEZYTITVMHOVZFC

not attested not anchored not stored refs pending

Phase retrieval using random cubatures and fusion frames of positive semidefinite matrices

Franz J. Kiraly, Manuel Graef, Martin Ehler

arxiv:1505.05003 v1 · 2015-05-19 · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KZEVDINEWXCXEZYTITVMHOVZFC}

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	2026-05-18T00:36:14.567296Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

564951a1a4b5c572671344eac3bab928947c0bc2aad35412c2ce03f738a7b3e1

Aliases

arxiv: 1505.05003 · arxiv_version: 1505.05003v1 · doi: 10.48550/arxiv.1505.05003 · pith_short_12: KZEVDINEWXCX · pith_short_16: KZEVDINEWXCXEZYT · pith_short_8: KZEVDINE

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/KZEVDINEWXCXEZYTITVMHOVZFC \
  | 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: 564951a1a4b5c572671344eac3bab928947c0bc2aad35412c2ce03f738a7b3e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5e5b1459bca60222f90ad215ad380d2afe51f1ac4df882866f5791f09ca033b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2015-05-19T14:13:33Z",
    "title_canon_sha256": "37d9a833e3d2a6bfe30f88b39beb33d731e8dc402fbf105d895d70e09046429f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.05003",
    "kind": "arxiv",
    "version": 1
  }
}