Pith Number

pith:IH4F4MSB

pith:2019:IH4F4MSBKUBXJ5XK7RRHWTKSUN

not attested not anchored not stored refs pending

Ultracold collisions of Cs in excited hyperfine and Zeeman states

B. C. Yang, Jeremy M. Hutson, Matthew D. Frye

arxiv:1905.11348 v1 · 2019-05-27 · 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{IH4F4MSBKUBXJ5XK7RRHWTKSUN}

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	2026-07-04T23:51:43.419529Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

41f85e3241550374f6eafc627b4d52a360ead14149794ae9587c3ac2e83b1d1d

Aliases

arxiv: 1905.11348 · arxiv_version: 1905.11348v1 · doi: 10.48550/arxiv.1905.11348 · pith_short_12: IH4F4MSBKUBX · pith_short_16: IH4F4MSBKUBXJ5XK · pith_short_8: IH4F4MSB

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/IH4F4MSBKUBXJ5XK7RRHWTKSUN \
  | 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: 41f85e3241550374f6eafc627b4d52a360ead14149794ae9587c3ac2e83b1d1d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c9c6d9baf58f0558b00a2fe8e0e0cb9f29c7ac41566cd572ee70853c9e5827e3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2019-05-27T17:24:35Z",
    "title_canon_sha256": "e4ca2883a445617dbaa4b699d107b2a2756eac638db419efac7d51171766f24c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.11348",
    "kind": "arxiv",
    "version": 1
  }
}