Pith Number

pith:O5ELV3HG

pith:2020:O5ELV3HGMNLCVUDGNFNLSC4BLP

not attested not anchored not stored refs pending

Resonance frequency measurement with accuracy and stability at the 10-12 level in a copper microwave cavity below 26 K by experimental optimization

Bo Gao, Changzhao Pan, Dongxu Han, Ercang Luo, Haiyang Zhang, Laurent Pitre, Wenjing Liu

arxiv:2002.03162 v1 · 2020-02-08 · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O5ELV3HGMNLCVUDGNFNLSC4BLP}

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	2026-07-05T01:12:36.954374Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7748baece663562ad066695ab90b815becf910bf2b258563d012c84bd329e36e

Aliases

arxiv: 2002.03162 · arxiv_version: 2002.03162v1 · doi: 10.48550/arxiv.2002.03162 · pith_short_12: O5ELV3HGMNLC · pith_short_16: O5ELV3HGMNLCVUDG · pith_short_8: O5ELV3HG

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/O5ELV3HGMNLCVUDGNFNLSC4BLP \
  | 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: 7748baece663562ad066695ab90b815becf910bf2b258563d012c84bd329e36e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fa2d5715d89e4431f8d3b17bbf1c82d66e8409db5ce4f9e3b8686480f7a78529",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2020-02-08T13:25:46Z",
    "title_canon_sha256": "10046874bace8ef78e77eab7791722e2d1beaebb69adbdf59df58c35abdf8a1a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.03162",
    "kind": "arxiv",
    "version": 1
  }
}