Pith Number

pith:7RBOZ2IM

pith:2018:7RBOZ2IMPNC33KVDGZLBYWWTUW

not attested not anchored not stored refs pending

Phase estimation for an SU(1,1) interferometer in the presence of phase diffusion and photon losses

Chun-Hua Yuan, Dong Li, Keye Zhang, L. Q. Chen, Weiping Zhang, Xiu-Ling Hu

arxiv:1806.05548 v1 · 2018-06-13 · 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{7RBOZ2IMPNC33KVDGZLBYWWTUW}

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	2026-05-18T00:08:41.065838Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc42ece90c7b45bdaaa336561c5ad3a5802f84c85ca3c6a854d8f4bdecac2380

Aliases

arxiv: 1806.05548 · arxiv_version: 1806.05548v1 · doi: 10.48550/arxiv.1806.05548 · pith_short_12: 7RBOZ2IMPNC3 · pith_short_16: 7RBOZ2IMPNC33KVD · pith_short_8: 7RBOZ2IM

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/7RBOZ2IMPNC33KVDGZLBYWWTUW \
  | 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: fc42ece90c7b45bdaaa336561c5ad3a5802f84c85ca3c6a854d8f4bdecac2380

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "911f25e3feb52106200cc61fc6a8d5ba346effdfe5295c316a36a4643bbc099f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-06-13T03:12:16Z",
    "title_canon_sha256": "6040dd49a347c2be3900b92378082956f94b58a9b2875727d7c69dfced54cf3c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.05548",
    "kind": "arxiv",
    "version": 1
  }
}