Pith Number

pith:VAGM3BU4

pith:2009:VAGM3BU4GAT56NFDWHUKSVZXJT

not attested not anchored not stored refs pending

Entanglement manipulation via dynamics in multiple quantum spin systems

Andrea Casaccino, Simone Severini, Stefano Mancini

arxiv:0912.5499 v3 · 2009-12-30 · 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{VAGM3BU4GAT56NFDWHUKSVZXJT}

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	2026-05-18T04:30:58.122269Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a80ccd869c3027df34a3b1e8a957374ccbabe478a2c8bcd4113c838a4cd75420

Aliases

arxiv: 0912.5499 · arxiv_version: 0912.5499v3 · doi: 10.48550/arxiv.0912.5499 · pith_short_12: VAGM3BU4GAT5 · pith_short_16: VAGM3BU4GAT56NFD · pith_short_8: VAGM3BU4

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/VAGM3BU4GAT56NFDWHUKSVZXJT \
  | 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: a80ccd869c3027df34a3b1e8a957374ccbabe478a2c8bcd4113c838a4cd75420

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "65f3d1590c0025e25d85a73ca7b8361be60fbbfa58919626e2ad8853a33befad",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-12-30T18:11:25Z",
    "title_canon_sha256": "767aa57edaaf2eac3ceda97cdf027e7065098238a04f569d3880a8fe272b3bde"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.5499",
    "kind": "arxiv",
    "version": 3
  }
}