Pith Number

pith:RSK67ZFD

pith:2017:RSK67ZFDNZWIT25AAJIJED77RC

not attested not anchored not stored refs pending

Conjugate Phase Retrieval on ${\mathbb C}^M$ by real vectors

Chun-kit Lai, Luke Evans

arxiv:1709.08836 v4 · 2017-09-26 · math.FA · 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{RSK67ZFDNZWIT25AAJIJED77RC}

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	2026-05-17T23:45:53.434658Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c95efe4a36e6c89eba00250920fff888db9149ac02edf65c9a88e2b758ef5fe

Aliases

arxiv: 1709.08836 · arxiv_version: 1709.08836v4 · doi: 10.48550/arxiv.1709.08836 · pith_short_12: RSK67ZFDNZWI · pith_short_16: RSK67ZFDNZWIT25A · pith_short_8: RSK67ZFD

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/RSK67ZFDNZWIT25AAJIJED77RC \
  | 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: 8c95efe4a36e6c89eba00250920fff888db9149ac02edf65c9a88e2b758ef5fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2af917189f448102c629d1c8ef059400c7baa8f36450c6e4e562f56d396fb03e",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2017-09-26T05:21:52Z",
    "title_canon_sha256": "2d31b98ce4c7a2686f44bc1128610f8c1284f6fdb0619f512c6a9102467fdabc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.08836",
    "kind": "arxiv",
    "version": 4
  }
}