Pith Number

pith:AS7PBEN5

pith:2021:AS7PBEN5ELJEKFR24NXMTWAMQ4

not attested not anchored not stored refs pending

Large-scale phase retrieval

Jun Zhang, Liheng Bian, Xuyang Chang

arxiv:2104.03148 v1 · 2021-04-06 · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AS7PBEN5ELJEKFR24NXMTWAMQ4}

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	2026-07-05T03:13:49.454955Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

04bef091bd22d245163ae36ec9d80c871a91531b7e1f6e6daf21ffa782d976f2

Aliases

arxiv: 2104.03148 · arxiv_version: 2104.03148v1 · doi: 10.48550/arxiv.2104.03148 · pith_short_12: AS7PBEN5ELJE · pith_short_16: AS7PBEN5ELJEKFR2 · pith_short_8: AS7PBEN5

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/AS7PBEN5ELJEKFR24NXMTWAMQ4 \
  | 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: 04bef091bd22d245163ae36ec9d80c871a91531b7e1f6e6daf21ffa782d976f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2734e93a697e25a423e89f6c7d6a4ba0bd9fc2c6616b8d08d5596b749ef6927",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2021-04-06T08:50:47Z",
    "title_canon_sha256": "ab96a17b624de3d58c304f2f567e8cfe1a86d5132f8a07ce335b25264ebf6705"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.03148",
    "kind": "arxiv",
    "version": 1
  }
}