Pith Number

pith:VBSCW7MI

pith:2019:VBSCW7MI4XCDIPXXXLYHVBFNHT

not attested not anchored not stored refs pending

Highly efficient cooling of mechanical resonator with square pulse drives

Bing He, Qing Lin

arxiv:1901.09343 v1 · 2019-01-27 · 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{VBSCW7MI4XCDIPXXXLYHVBFNHT}

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	2026-05-17T23:55:25.046597Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a8642b7d88e5c4343ef7baf07a84ad3cc73601b286558f2f30a0c2fbfa3443b2

Aliases

arxiv: 1901.09343 · arxiv_version: 1901.09343v1 · doi: 10.48550/arxiv.1901.09343 · pith_short_12: VBSCW7MI4XCD · pith_short_16: VBSCW7MI4XCDIPXX · pith_short_8: VBSCW7MI

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/VBSCW7MI4XCDIPXXXLYHVBFNHT \
  | 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: a8642b7d88e5c4343ef7baf07a84ad3cc73601b286558f2f30a0c2fbfa3443b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3eec321195196938b0886a6b7a1882375e642d41fbd015e8897aadd9a40ebb3d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-01-27T09:31:26Z",
    "title_canon_sha256": "5c56b8b302f91329fad3948771fe107294c76afb4cc1f10fccb840185cd71e53"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.09343",
    "kind": "arxiv",
    "version": 1
  }
}