Pith Number

pith:65RYJMUT

pith:2020:65RYJMUTD4YPOU2MO7E3M6KYYZ

not attested not anchored not stored refs pending

Laser Cooling of Transition Metal Atoms

Dan Stamper-Kurn, Kayleigh Cassella, Scott Eustice

arxiv:2008.06147 v4 · 2020-08-14 · physics.atom-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{65RYJMUTD4YPOU2MO7E3M6KYYZ}

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	2026-07-05T01:56:31.146197Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f76384b2931f30f7534c77c9b67958c67e5c9a83a245b3608629ebbd8318fe4e

Aliases

arxiv: 2008.06147 · arxiv_version: 2008.06147v4 · doi: 10.48550/arxiv.2008.06147 · pith_short_12: 65RYJMUTD4YP · pith_short_16: 65RYJMUTD4YPOU2M · pith_short_8: 65RYJMUT

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/65RYJMUTD4YPOU2MO7E3M6KYYZ \
  | 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: f76384b2931f30f7534c77c9b67958c67e5c9a83a245b3608629ebbd8318fe4e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e1aa719dbb0d6d9dbb91fce756d6f8a3d51893c29379babfa0b81e350cd308f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2020-08-14T00:47:01Z",
    "title_canon_sha256": "7861c4a0805f727d737d88b4f661004362d994ccfc3fc8d92d548b98f08a4491"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.06147",
    "kind": "arxiv",
    "version": 4
  }
}