Pith Number

pith:GTR5DFYV

pith:2021:GTR5DFYVOSHNAYOQSFHLXWSAYL

not attested not anchored not stored refs pending

The global landscape of phase retrieval I: perturbed amplitude models

Dong Li, Jian-Feng Cai, Meng Huang, Yang Wang

arxiv:2112.07993 v1 · 2021-12-15 · 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{GTR5DFYVOSHNAYOQSFHLXWSAYL}

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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.

Cited by

1 paper in Pith

Phasebook: A Survey of Selected Open Problems in Phase Retrieval

Receipt and verification

First computed	2026-07-05T03:41:09.337403Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

34e3d19715748ed061d0914ebbda40c2e621fe9af8db397eef1f8fe2a42aeac8

Aliases

arxiv: 2112.07993 · arxiv_version: 2112.07993v1 · doi: 10.48550/arxiv.2112.07993 · pith_short_12: GTR5DFYVOSHN · pith_short_16: GTR5DFYVOSHNAYOQ · pith_short_8: GTR5DFYV

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/GTR5DFYVOSHNAYOQSFHLXWSAYL \
  | 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: 34e3d19715748ed061d0914ebbda40c2e621fe9af8db397eef1f8fe2a42aeac8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0bbc8d0b59a2c4adf0c640ca339dbbdadf1276a923f57e487f48f1331cad09fb",
    "cross_cats_sorted": [
      "cs.IT",
      "cs.NA",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2021-12-15T09:40:04Z",
    "title_canon_sha256": "bb1d95a7510267ee87ed790a634089705a400102a573366135d3e6910e8549a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.07993",
    "kind": "arxiv",
    "version": 1
  }
}