Pith Number

pith:I54KFRIA

pith:2021:I54KFRIACQKDKKFKBIYHJZSW7D

not attested not anchored not stored refs pending

Coherent spin-spin coupling mediated by virtual microwave photons

Amir Sammak, Giordano Scappucci, Guoji Zheng, Jurgen Dijkema, Lieven M. K. Vandersypen, Patrick Harvey-Collard

arxiv:2108.01206 v2 · 2021-08-02 · cond-mat.mes-hall · 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{I54KFRIACQKDKKFKBIYHJZSW7D}

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	2026-07-05T04:22:38.497210Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4778a2c50014143528aa0a3074e656f8e2d2769018d76591567592d9d630dce3

Aliases

arxiv: 2108.01206 · arxiv_version: 2108.01206v2 · doi: 10.48550/arxiv.2108.01206 · pith_short_12: I54KFRIACQKD · pith_short_16: I54KFRIACQKDKKFK · pith_short_8: I54KFRIA

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/I54KFRIACQKDKKFKBIYHJZSW7D \
  | 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: 4778a2c50014143528aa0a3074e656f8e2d2769018d76591567592d9d630dce3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb8b411f6cf863cef1b444a2390bc12ed2d5a50582dec33a3acc21cb241a0b83",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2021-08-02T23:23:13Z",
    "title_canon_sha256": "e3a1a31b37ab1662e973564f111d8a5ce3c5d7ac414a5f8222199306b71f903c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.01206",
    "kind": "arxiv",
    "version": 2
  }
}