Pith Number

pith:KD46OUBC

pith:2026:KD46OUBCZYPQBR3V63BV5G6JTQ

not attested not anchored not stored refs pending

Uncertainty Principles as a Tool for STFT Phase Retrieval

David Bartusel

arxiv:2605.31507 v1 · 2026-05-29 · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KD46OUBCZYPQBR3V63BV5G6JTQ}

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	2026-06-01T02:04:09.862146Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50f9e75022ce1f00c775f6c35e9bc99c224d06b285d56660feb4dc0f7283cbfd

Aliases

arxiv: 2605.31507 · arxiv_version: 2605.31507v1 · doi: 10.48550/arxiv.2605.31507 · pith_short_12: KD46OUBCZYPQ · pith_short_16: KD46OUBCZYPQBR3V · pith_short_8: KD46OUBC

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/KD46OUBCZYPQBR3V63BV5G6JTQ \
  | 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: 50f9e75022ce1f00c775f6c35e9bc99c224d06b285d56660feb4dc0f7283cbfd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "068ec8307801c41ae847b3a03ef90ab52e8673776e9d5eef422a50d961e6829a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2026-05-29T16:26:32Z",
    "title_canon_sha256": "a13f0128a3c9547244a4a8fdefe80b1d73b480e91b50bcf3dcd97007e77bd366"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.31507",
    "kind": "arxiv",
    "version": 1
  }
}