Pith Number

pith:SS42PSJE

pith:2016:SS42PSJELOJJHKVOYOFBA5RPSP

not attested not anchored not stored refs pending

Enforcing uniqueness in one-dimensional phase retrieval by additional signal information in time domain

Gerlind Plonka, Robert Beinert

arxiv:1604.04493 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{SS42PSJELOJJHKVOYOFBA5RPSP}

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	2026-06-04T17:10:10.915045Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

94b9a7c9245b9293aaaec38a10762f93f80d94e3e54d468876688812926475ee

Aliases

arxiv: 1604.04493 · arxiv_version: 1604.04493v1 · doi: 10.48550/arxiv.1604.04493 · pith_short_12: SS42PSJELOJJ · pith_short_16: SS42PSJELOJJHKVO · pith_short_8: SS42PSJE

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/SS42PSJELOJJHKVOYOFBA5RPSP \
  | 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: 94b9a7c9245b9293aaaec38a10762f93f80d94e3e54d468876688812926475ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d8d47dce60e1f1dd5a45b2b65002e8e900c91e114baa0dca2cd6576ae4b0557",
    "cross_cats_sorted": [
      "cs.IT",
      "cs.NA",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2016-04-15T13:30:44Z",
    "title_canon_sha256": "51ffd69cf77f46787024f54fa42306c8693f6b79e1f311327f0f5eae0f710ed2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.04493",
    "kind": "arxiv",
    "version": 1
  }
}