Pith Number

pith:2EUDFP5J

pith:2011:2EUDFP5J3ZARCTYSMFTCLWSP7X

not attested not anchored not stored refs pending

Extended coherence time on the clock transition of optically trapped Rubidium

C. Klempt, E. Rasel, F. Pi\'echon, F. Ramirez-Martinez, G. Kleine B\"uning, J. Arlt, J. Will, P. Rosenbusch, W. Ertmer

arxiv:1103.2283 v1 · 2011-03-11 · quant-ph · cond-mat.quant-gas · 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{2EUDFP5J3ZARCTYSMFTCLWSP7X}

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	2026-05-18T03:14:28.305167Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d12832bfa9de41114f12616625da4ffddc0877ed3267acae85ea9ea521ec4516

Aliases

arxiv: 1103.2283 · arxiv_version: 1103.2283v1 · doi: 10.48550/arxiv.1103.2283 · pith_short_12: 2EUDFP5J3ZAR · pith_short_16: 2EUDFP5J3ZARCTYS · pith_short_8: 2EUDFP5J

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/2EUDFP5J3ZARCTYSMFTCLWSP7X \
  | 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: d12832bfa9de41114f12616625da4ffddc0877ed3267acae85ea9ea521ec4516

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49ab7f6e5bc6ca3ad2b831982a67e365d711a6b0c9577583bbc81606ce64f850",
    "cross_cats_sorted": [
      "cond-mat.quant-gas",
      "physics.atom-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-03-11T14:42:40Z",
    "title_canon_sha256": "70fe7d35f15133615017e0cd3b52c59febc198b19d5188058a317ce537f193c1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.2283",
    "kind": "arxiv",
    "version": 1
  }
}