Pith Number

pith:DRKBDAI4

pith:2011:DRKBDAI4SK4BWQUS72S5XC7YEE

not attested not anchored not stored refs pending

High-Fidelity Polarization Storage in a Gigahertz Bandwidth Quantum Memory

D. G. England, I. A. Walmsley, J. Nunn, K. C. Lee, K. F. Reim, M. R. Sprague, N. K. Langford, P. S. Michelberger, T. F. M. Champion, W. S. Kolthammer, X.-M. Jin

arxiv:1112.0900 v2 · 2011-12-05 · quant-ph · 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{DRKBDAI4SK4BWQUS72S5XC7YEE}

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	2026-05-18T01:59:17.172619Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c5411811c92b81b4292fea5db8bf82108380a8a47b56ed9e78a961af3eab3d9

Aliases

arxiv: 1112.0900 · arxiv_version: 1112.0900v2 · doi: 10.48550/arxiv.1112.0900 · pith_short_12: DRKBDAI4SK4B · pith_short_16: DRKBDAI4SK4BWQUS · pith_short_8: DRKBDAI4

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/DRKBDAI4SK4BWQUS72S5XC7YEE \
  | 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: 1c5411811c92b81b4292fea5db8bf82108380a8a47b56ed9e78a961af3eab3d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "08bfe5e4ba2ba6b70e7c5c4ec16a8d7f33425e91df37bbcee5ba189d0308fa10",
    "cross_cats_sorted": [
      "physics.atom-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-12-05T12:02:33Z",
    "title_canon_sha256": "8f592e5de812c99ca6747f3fab195718f8e06572ff52e0f6908c94bac2b97910"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.0900",
    "kind": "arxiv",
    "version": 2
  }
}