Pith Number

pith:PHWDBU7P

pith:2014:PHWDBU7P55N7UNEXVZDSV6SCK7

not attested not anchored not stored refs pending

A double-well atom trap for fluorescence detection at the Heisenberg limit

David B. Hume, Ion Stroescu, Markus K. Oberthaler

arxiv:1411.5812 v2 · 2014-11-21 · physics.atom-ph · quant-ph

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

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	2026-05-18T01:41:28.591453Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

79ec30d3efef5bfa3497ae472afa4257c90013fe0d655af6fce49737641674e1

Aliases

arxiv: 1411.5812 · arxiv_version: 1411.5812v2 · doi: 10.48550/arxiv.1411.5812 · pith_short_12: PHWDBU7P55N7 · pith_short_16: PHWDBU7P55N7UNEX · pith_short_8: PHWDBU7P

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/PHWDBU7P55N7UNEXVZDSV6SCK7 \
  | 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: 79ec30d3efef5bfa3497ae472afa4257c90013fe0d655af6fce49737641674e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca9791f87b1f7b942838ef7e0a14bf149f8c975e8c67950517325538773ae1b6",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2014-11-21T09:53:48Z",
    "title_canon_sha256": "8d6e1cf19387b287b6c37cce9d40b8c0e5ca8d25996217bb99981e3cd05d0413"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.5812",
    "kind": "arxiv",
    "version": 2
  }
}