Pith Number

pith:CKM5DAGB

pith:2016:CKM5DAGBAS3BASJAPYD4LA2DCN

not attested not anchored not stored refs pending

One-dimensional phase retrieval with additional interference measurements

Robert Beinert

arxiv:1604.04489 v1 · 2016-04-15 · math.NA · cs.IT · cs.NA · 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{CKM5DAGBAS3BASJAPYD4LA2DCN}

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	2026-06-04T17:10:10.883053Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1299d180c104b61049207e07c5834313463a92123d6fd8f6f41edd133b327d22

Aliases

arxiv: 1604.04489 · arxiv_version: 1604.04489v1 · doi: 10.48550/arxiv.1604.04489 · pith_short_12: CKM5DAGBAS3B · pith_short_16: CKM5DAGBAS3BASJA · pith_short_8: CKM5DAGB

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/CKM5DAGBAS3BASJAPYD4LA2DCN \
  | 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: 1299d180c104b61049207e07c5834313463a92123d6fd8f6f41edd133b327d22

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dfcfdd515802400aaeb8a6ecbe6565447375307f973805ffed95188f36a98284",
    "cross_cats_sorted": [
      "cs.IT",
      "cs.NA",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2016-04-15T13:23:47Z",
    "title_canon_sha256": "09f7e2d0d5c00d215aa067338f4111c605f890a44f2ee93b82870f0eab15cb21"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.04489",
    "kind": "arxiv",
    "version": 1
  }
}