Pith Number

pith:R5FJ2T2S

pith:2020:R5FJ2T2SYUB3BYQ3FISEZWIDOU

not attested not anchored not stored refs pending

Relaxation times do not capture logical qubit dynamics

Alexander Erhard, Amit Kumar Pal, \'Angel Rivas, Markus M\"uller, Miguel-Angel Martin-Delgado, Philipp Schindler, Rainer Blatt, Thomas Monz

arxiv:2012.07911 v2 · 2020-12-14 · 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{R5FJ2T2SYUB3BYQ3FISEZWIDOU}

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	2026-07-05T03:51:25.960191Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f4a9d4f52c503b0e21b2a244cd9037529d357787484b0918304301d9fc16e7b

Aliases

arxiv: 2012.07911 · arxiv_version: 2012.07911v2 · doi: 10.48550/arxiv.2012.07911 · pith_short_12: R5FJ2T2SYUB3 · pith_short_16: R5FJ2T2SYUB3BYQ3 · pith_short_8: R5FJ2T2S

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/R5FJ2T2SYUB3BYQ3FISEZWIDOU \
  | 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: 8f4a9d4f52c503b0e21b2a244cd9037529d357787484b0918304301d9fc16e7b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "339c53767d7e542292db7d7f5f6913f051f84c535f4e1d089dabc74aa2cdc477",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2020-12-14T19:51:19Z",
    "title_canon_sha256": "68bd41ad66fad61073986e0ee34976a073145778467ee815f888293d5883b6ba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.07911",
    "kind": "arxiv",
    "version": 2
  }
}