Pith Number

pith:EHS5WWAH

pith:2020:EHS5WWAHSQXV32SAN4PMXR2Y5W

not attested not anchored not stored refs pending

Nonlinear phase estimation enhanced by an actively correlated Mach-Zehnder interferometer

Chun-Hua Yuan, Gao-Feng Jiao, Keye Zhang, L. Q. Chen, Weiping Zhang

arxiv:2009.08059 v1 · 2020-09-17 · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EHS5WWAHSQXV32SAN4PMXR2Y5W}

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	2026-07-05T01:47:15.194253Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21e5db5807942f5dea406f1ecbc758eda122439e00e7d755bd5a84ec3bea60e7

Aliases

arxiv: 2009.08059 · arxiv_version: 2009.08059v1 · doi: 10.48550/arxiv.2009.08059 · pith_short_12: EHS5WWAHSQXV · pith_short_16: EHS5WWAHSQXV32SA · pith_short_8: EHS5WWAH

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/EHS5WWAHSQXV32SAN4PMXR2Y5W \
  | 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: 21e5db5807942f5dea406f1ecbc758eda122439e00e7d755bd5a84ec3bea60e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c63f5db7c914b3e4fad04f59a4371fdde6e4bb5edc2cb8fa12049df38e7cbf75",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2020-09-17T04:36:00Z",
    "title_canon_sha256": "3ab30b7c4bcfa03d29358464fd3c0602809411a7b97c896f03ab76e30f8f333f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.08059",
    "kind": "arxiv",
    "version": 1
  }
}