Pith Number

pith:774CDLQU

pith:2019:774CDLQUCFGNFRK6UFXS7KPMMS

not attested not anchored not stored refs pending

Cold, dense atomic ion clouds produced by cryogenic buffer gas cooling

Amar C. Vutha, Kosuke Kato, Nishant Bhatt

arxiv:1906.03531 v1 · 2019-06-08 · physics.atom-ph · physics.plasm-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{774CDLQUCFGNFRK6UFXS7KPMMS}

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	2026-05-17T23:41:36.226469Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fff821ae14114cd2c55ea16f2fa9ec64ad8b12e7556a5372d40170472f516e86

Aliases

arxiv: 1906.03531 · arxiv_version: 1906.03531v1 · doi: 10.48550/arxiv.1906.03531 · pith_short_12: 774CDLQUCFGN · pith_short_16: 774CDLQUCFGNFRK6 · pith_short_8: 774CDLQU

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/774CDLQUCFGNFRK6UFXS7KPMMS \
  | 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: fff821ae14114cd2c55ea16f2fa9ec64ad8b12e7556a5372d40170472f516e86

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fcdc6456d867dbad26b140819cc22745da1c9b4f9653f9d9337213d24dd4a32d",
    "cross_cats_sorted": [
      "physics.plasm-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2019-06-08T22:00:35Z",
    "title_canon_sha256": "09cfbf1be955e32213486d5659540b1f08a1b61654f158db7f19fa90e2b6ef2a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.03531",
    "kind": "arxiv",
    "version": 1
  }
}