Pith Number

pith:GLVJ4TLE

pith:2019:GLVJ4TLEW5NQ4AVF6XE4C43IE3

not attested not anchored not stored refs pending

Testing collapse models with levitated nanoparticles: the detection challenge

A. Pontin, A. Vinante, H. Ulbricht, M. Rashid, M. Toros, P.F. Barker

arxiv:1903.08492 v1 · 2019-03-20 · 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{GLVJ4TLEW5NQ4AVF6XE4C43IE3}

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	2026-05-17T23:39:44.751014Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

32ea9e4d64b75b0e02a5f5c9c1736826d83ed108b9981383a9f90fef2544136c

Aliases

arxiv: 1903.08492 · arxiv_version: 1903.08492v1 · doi: 10.48550/arxiv.1903.08492 · pith_short_12: GLVJ4TLEW5NQ · pith_short_16: GLVJ4TLEW5NQ4AVF · pith_short_8: GLVJ4TLE

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/GLVJ4TLEW5NQ4AVF6XE4C43IE3 \
  | 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: 32ea9e4d64b75b0e02a5f5c9c1736826d83ed108b9981383a9f90fef2544136c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42daeb74ef414ab2d81fc8788803692368f02c54c58849fcd959a2e7cc486f10",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-03-20T13:14:41Z",
    "title_canon_sha256": "d2153c6f3adeaf0ca041231b12dc08f02e6a9f788902f95fcaa46a23b60161a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.08492",
    "kind": "arxiv",
    "version": 1
  }
}