Pith Number

pith:2E766NU3

pith:2009:2E766NU36ZB6SMP7H2XCOBVQVP

not attested not anchored not stored refs pending

General methods to control right-invariant systems on compact Lie groups and multilevel quantum systems

Domenico D'Alessandro

arxiv:0904.2793 v1 · 2009-04-17 · 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{2E766NU36ZB6SMP7H2XCOBVQVP}

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	2026-05-18T02:13:59.328232Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d13fef369bf643e931ff3eae2706b0abfba29cfbca6bca5c45101e106c215232

Aliases

arxiv: 0904.2793 · arxiv_version: 0904.2793v1 · doi: 10.48550/arxiv.0904.2793 · pith_short_12: 2E766NU36ZB6 · pith_short_16: 2E766NU36ZB6SMP7 · pith_short_8: 2E766NU3

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/2E766NU36ZB6SMP7H2XCOBVQVP \
  | 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: d13fef369bf643e931ff3eae2706b0abfba29cfbca6bca5c45101e106c215232

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "67ca0963184bd56faba2f2b13ad71549cf1f79884ebbf1f9d1029167a7788a8b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-04-17T23:02:02Z",
    "title_canon_sha256": "ef3a00c7e6ba1f579939b15fd0b876a9fd422ee3f240d0cc95b024e941f9da62"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.2793",
    "kind": "arxiv",
    "version": 1
  }
}