Pith Number

pith:BMTFLT5P

pith:2008:BMTFLT5PVJ5DK7Q3CT6R5SX2UF

not attested not anchored not stored refs pending

Optimal control of a leaking qubit

Frank K. Wilhelm, Patrick Rebentrost

arxiv:0808.2680 v1 · 2008-08-20 · 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{BMTFLT5PVJ5DK7Q3CT6R5SX2UF}

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	2026-07-04T15:42:47.953977Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b2655cfafaa7a357e1b14fd1ecafaa17ba15beb784f794d2de34dcb69e0d57a

Aliases

arxiv: 0808.2680 · arxiv_version: 0808.2680v1 · doi: 10.48550/arxiv.0808.2680 · pith_short_12: BMTFLT5PVJ5D · pith_short_16: BMTFLT5PVJ5DK7Q3 · pith_short_8: BMTFLT5P

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/BMTFLT5PVJ5DK7Q3CT6R5SX2UF \
  | 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: 0b2655cfafaa7a357e1b14fd1ecafaa17ba15beb784f794d2de34dcb69e0d57a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f5b3e38363d245b13a9d36e06c99289b9ec054d1bacb3d8016239a15ef561853",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2008-08-20T01:19:07Z",
    "title_canon_sha256": "25b5669031b6c66e38c9d4f8649405d9c3aa22edd4397a62865608a88d25ab11"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0808.2680",
    "kind": "arxiv",
    "version": 1
  }
}