Pith Number

pith:USHZ7NWY

pith:2010:USHZ7NWY4TLRLFRA7NZNTTO7CC

not attested not anchored not stored refs pending

The role of exceptional points in quantum systems

Ingrid Rotter

arxiv:1011.0645 v1 · 2010-11-02 · 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{USHZ7NWY4TLRLFRA7NZNTTO7CC}

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	2026-05-18T04:37:21.161477Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a48f9fb6d8e4d7159620fb72d9cddf10af4f1ae2f968e387c5503f25917b6158

Aliases

arxiv: 1011.0645 · arxiv_version: 1011.0645v1 · doi: 10.48550/arxiv.1011.0645 · pith_short_12: USHZ7NWY4TLR · pith_short_16: USHZ7NWY4TLRLFRA · pith_short_8: USHZ7NWY

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/USHZ7NWY4TLRLFRA7NZNTTO7CC \
  | 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: a48f9fb6d8e4d7159620fb72d9cddf10af4f1ae2f968e387c5503f25917b6158

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "02492fe6fa8f349319b58e8208fc70fb666e5d452395c02500c70561ad5eceaa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-11-02T15:36:59Z",
    "title_canon_sha256": "d96a92ecef42fe4f6e28210560133aedd4e0105e43f078311f2ca167002f47cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.0645",
    "kind": "arxiv",
    "version": 1
  }
}