Pith Number

pith:IQDCPKW7

pith:2009:IQDCPKW7DSY4K464EU2UXDUXHU

not attested not anchored not stored refs pending

Cavity cooling of an optically trapped nanoparticle

M. N. Shneider, P. F. Barker

arxiv:0910.1221 v1 · 2009-10-07 · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IQDCPKW7DSY4K464EU2UXDUXHU}

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	2026-05-18T03:23:57.407509Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

440627aadf1cb1c573dc25354b8e973d0cb2b24551c1e387781f18fada973a46

Aliases

arxiv: 0910.1221 · arxiv_version: 0910.1221v1 · doi: 10.48550/arxiv.0910.1221 · pith_short_12: IQDCPKW7DSY4 · pith_short_16: IQDCPKW7DSY4K464 · pith_short_8: IQDCPKW7

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/IQDCPKW7DSY4K464EU2UXDUXHU \
  | 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: 440627aadf1cb1c573dc25354b8e973d0cb2b24551c1e387781f18fada973a46

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c16e0f9b950b4300bf32408c38ccbe82318ced6d4815acc2229e778c4b9ba566",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2009-10-07T11:41:22Z",
    "title_canon_sha256": "eb7d059247c5abeab9b16c2a33105f48443b6ef5d9c66a83293f18324372e89f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.1221",
    "kind": "arxiv",
    "version": 1
  }
}