Pith Number

pith:EH3L2DNG

pith:2015:EH3L2DNGQJ7RQ53FLOYNDQDQMB

not attested not anchored not stored refs pending

Precision Measurement of a low-loss Cylindrical Dumbbell-Shaped Sapphire Mechanical Oscillator using Radiation Pressure

Eugene Ivanov, Jeremy Bourhill, Michael Tobar

arxiv:1502.07155 v2 · 2015-02-25 · physics.ins-det · 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{EH3L2DNGQJ7RQ53FLOYNDQDQMB}

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	2026-05-18T01:35:11.095263Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21f6bd0da6827f1877655bb0d1c0706044b0f05ff87ff7440b1b5221849aba46

Aliases

arxiv: 1502.07155 · arxiv_version: 1502.07155v2 · doi: 10.48550/arxiv.1502.07155 · pith_short_12: EH3L2DNGQJ7R · pith_short_16: EH3L2DNGQJ7RQ53F · pith_short_8: EH3L2DNG

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/EH3L2DNGQJ7RQ53FLOYNDQDQMB \
  | 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: 21f6bd0da6827f1877655bb0d1c0706044b0f05ff87ff7440b1b5221849aba46

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "76a552b683bdfdf24fdd72661d4c6dc59340f14d089cec9cc74e5f3f7b7b3068",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2015-02-25T13:00:05Z",
    "title_canon_sha256": "982ab5a8f27dfdc51095325a5aceda8133c658fb62831a2e059a74cccdedc115"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.07155",
    "kind": "arxiv",
    "version": 2
  }
}