Pith Number

pith:ILN62MTI

pith:2010:ILN62MTIIMULXFNP62IOOU627G

not attested not anchored not stored refs pending

Single-photon-level quantum memory at room temperature

I. A. Walmsley, J. Nunn, K.C. Lee, K. F. Reim, N. K. Langford, P. Michelberger

arxiv:1010.3975 v1 · 2010-10-19 · quant-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{ILN62MTIIMULXFNP62IOOU627G}

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	2026-05-18T03:23:36.846343Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

42dbed32684328bb95aff690e753daf9b112f0038411a7b33d4e1c10942b03c7

Aliases

arxiv: 1010.3975 · arxiv_version: 1010.3975v1 · doi: 10.48550/arxiv.1010.3975 · pith_short_12: ILN62MTIIMUL · pith_short_16: ILN62MTIIMULXFNP · pith_short_8: ILN62MTI

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/ILN62MTIIMULXFNP62IOOU627G \
  | 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: 42dbed32684328bb95aff690e753daf9b112f0038411a7b33d4e1c10942b03c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e5c33f364de4c8720d9e28c31855448fabca7932d74bbf351ee005f72238df8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-10-19T16:48:40Z",
    "title_canon_sha256": "bed112eab3f40c6ea8c6d707eaca0933e9d2824e1c13f3a316fb4fa62ead9b3e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.3975",
    "kind": "arxiv",
    "version": 1
  }
}