Pith Number

pith:72HP2BEN

pith:2021:72HP2BENJ4TEHC4UFSSFCANS36

not attested not anchored not stored refs pending

Collisions in a dual-species magneto-optical trap of molecules and atoms

A. Chakraborty, B. E. Sauer, C. J. H. Rich, Jeremy M. Hutson, Matthew D. Frye, M. R. Tarbutt, S. Jurgilas

arxiv:2104.09990 v2 · 2021-04-20 · 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{72HP2BENJ4TEHC4UFSSFCANS36}

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	2026-07-05T03:04:51.014376Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe8efd048d4f26438b942ca45101b2dfb017ec7b97b42bf007ed0fe38b31dbc7

Aliases

arxiv: 2104.09990 · arxiv_version: 2104.09990v2 · doi: 10.48550/arxiv.2104.09990 · pith_short_12: 72HP2BENJ4TE · pith_short_16: 72HP2BENJ4TEHC4U · pith_short_8: 72HP2BEN

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/72HP2BENJ4TEHC4UFSSFCANS36 \
  | 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: fe8efd048d4f26438b942ca45101b2dfb017ec7b97b42bf007ed0fe38b31dbc7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6914fc0ab6c809a67939d467cfdf7c67e45dfc7e4bacd8f07aea0496e92f120f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2021-04-20T14:17:26Z",
    "title_canon_sha256": "4b57f6201e61d15dc07b0d07bf330b54206aaddcf944bd13e2aa4451539d70e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.09990",
    "kind": "arxiv",
    "version": 2
  }
}