Pith Number

pith:T5B5CTFJ

pith:2024:T5B5CTFJE4GQ2FTBVEUV6BYLLO

not attested not anchored not stored refs pending

Heisenberg-limited continuous-variable distributed quantum metrology with arbitrary weights

Kurt Jacobs, Wenchao Ge

arxiv:2412.01074 v2 · 2024-12-02 · 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{T5B5CTFJE4GQ2FTBVEUV6BYLLO}

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	2026-07-05T10:33:40.150824Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9f43d14ca9270d0d1661a9295f070b5bac685ce591854c37f0a0c25787bc9c92

Aliases

arxiv: 2412.01074 · arxiv_version: 2412.01074v2 · doi: 10.48550/arxiv.2412.01074 · pith_short_12: T5B5CTFJE4GQ · pith_short_16: T5B5CTFJE4GQ2FTB · pith_short_8: T5B5CTFJ

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/T5B5CTFJE4GQ2FTBVEUV6BYLLO \
  | 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: 9f43d14ca9270d0d1661a9295f070b5bac685ce591854c37f0a0c25787bc9c92

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c4b9ade7bc3c6d34e172a6f7c25a097ec50b1fc78d78969b6dd5f11d7753ae53",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2024-12-02T03:19:46Z",
    "title_canon_sha256": "21aed4dc551f4680dd6ac072061e9dbf871f43df5e9b6d81ae40f80b7e908747"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2412.01074",
    "kind": "arxiv",
    "version": 2
  }
}