Pith Number

pith:5TH7MRRS

pith:2016:5TH7MRRSENPLUDB6OVTWM7YUHH

not attested not anchored not stored refs pending

Phase retrieval from multiple-window short-time Fourier measurements

Cheng cheng, Deguang Han, Guangming Shi, Lan Li, Qiyu Sun

arxiv:1605.07046 v1 · 2016-05-23 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5TH7MRRSENPLUDB6OVTWM7YUHH}

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	2026-05-18T00:50:22.323105Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eccff64632235eba0c3e7567667f1439df97d0ef8ab9cb7e60194eae90435f20

Aliases

arxiv: 1605.07046 · arxiv_version: 1605.07046v1 · doi: 10.48550/arxiv.1605.07046 · pith_short_12: 5TH7MRRSENPL · pith_short_16: 5TH7MRRSENPLUDB6 · pith_short_8: 5TH7MRRS

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/5TH7MRRSENPLUDB6OVTWM7YUHH \
  | 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: eccff64632235eba0c3e7567667f1439df97d0ef8ab9cb7e60194eae90435f20

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf0463a99db7ab9a31c8782be2bb65c53562bcf9aa5e03ba7e7c5ad5620ac2ba",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2016-05-23T14:59:57Z",
    "title_canon_sha256": "ea24eff2dec4a0b39c5c179cab0b21e0caf1892e58a477f0d9e05a3ba8910afa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.07046",
    "kind": "arxiv",
    "version": 1
  }
}