Pith Number

pith:YZ4PCDKB

pith:2010:YZ4PCDKBBZMV64SQYQFE5MSGPJ

not attested not anchored not stored refs pending

Quantum state tomography of an itinerant squeezed microwave field

E. Knill, F. Mallet, G. C. Hilton, H. S. Ku, K. D. Irwin, K. W. Lehnert, L. R. Vale, M. A. Castellanos-Beltran, S. Glancy

arxiv:1012.0007 v2 · 2010-11-30 · quant-ph · cond-mat.supr-con

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YZ4PCDKBBZMV64SQYQFE5MSGPJ}

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	2026-05-18T03:55:25.040553Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c678f10d410e595f7250c40a4eb2467a72c17814a0dd4c39f2302c0cfbfc6449

Aliases

arxiv: 1012.0007 · arxiv_version: 1012.0007v2 · doi: 10.48550/arxiv.1012.0007 · pith_short_12: YZ4PCDKBBZMV · pith_short_16: YZ4PCDKBBZMV64SQ · pith_short_8: YZ4PCDKB

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/YZ4PCDKBBZMV64SQYQFE5MSGPJ \
  | 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: c678f10d410e595f7250c40a4eb2467a72c17814a0dd4c39f2302c0cfbfc6449

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a7191905132bf35d268dda7016b5e381ca480877c404fd25ecc188547f87f8d0",
    "cross_cats_sorted": [
      "cond-mat.supr-con"
    ],
    "license": "http://creativecommons.org/licenses/publicdomain/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-11-30T21:01:51Z",
    "title_canon_sha256": "558b69bb0aa99da6a1f704a3a1ec97c63ef674585eea83d65786918965fb1fb1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.0007",
    "kind": "arxiv",
    "version": 2
  }
}