Pith Number

pith:PT5KB2CQ

pith:2009:PT5KB2CQHVI5R4CEOWJ6FYY4E3

not attested not anchored not stored refs pending

Laser Cooling by Collisional Redistribution of Radiation

Martin Weitz, Ulrich Vogl

arxiv:0906.2904 v2 · 2009-06-16 · cond-mat.quant-gas · physics.atom-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PT5KB2CQHVI5R4CEOWJ6FYY4E3}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:13:19.784823Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7cfaa0e8503d51d8f0447593e2e31c26cef998648483e88d836749ac6cae6894

Aliases

arxiv: 0906.2904 · arxiv_version: 0906.2904v2 · doi: 10.48550/arxiv.0906.2904 · pith_short_12: PT5KB2CQHVI5 · pith_short_16: PT5KB2CQHVI5R4CE · pith_short_8: PT5KB2CQ

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/PT5KB2CQHVI5R4CEOWJ6FYY4E3 \
  | 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: 7cfaa0e8503d51d8f0447593e2e31c26cef998648483e88d836749ac6cae6894

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e650cf984dde45ec36a844d0534e73d479027bcea786892f238fcf270dda41d",
    "cross_cats_sorted": [
      "physics.atom-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.quant-gas",
    "submitted_at": "2009-06-16T12:12:14Z",
    "title_canon_sha256": "d20f33dcf33cb6a43fc2b2f30404915b0709f15227f8e63add47b4d67346e84d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.2904",
    "kind": "arxiv",
    "version": 2
  }
}