Pith Number

pith:SWBMHUQA

pith:2012:SWBMHUQA5ODIVLBQBIXX4YWDUN

not attested not anchored not stored refs pending

Random-matrix theory of amplifying and absorbing resonators with PT or PTT' symmetry

Christopher Birchall, Henning Schomerus

arxiv:1208.2575 v1 · 2012-08-13 · quant-ph · cond-mat.dis-nn · physics.optics

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SWBMHUQA5ODIVLBQBIXX4YWDUN}

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	2026-05-18T03:38:04.862795Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9582c3d200eb868aac300a2f7e62c3a34c8a40e719be99c3d23c024334391438

Aliases

arxiv: 1208.2575 · arxiv_version: 1208.2575v1 · doi: 10.48550/arxiv.1208.2575 · pith_short_12: SWBMHUQA5ODI · pith_short_16: SWBMHUQA5ODIVLBQ · pith_short_8: SWBMHUQA

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/SWBMHUQA5ODIVLBQBIXX4YWDUN \
  | 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: 9582c3d200eb868aac300a2f7e62c3a34c8a40e719be99c3d23c024334391438

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f3f3be30e4203e85766c36924a5e1c71c34aba5c8f55b9ff5570fe74b2848453",
    "cross_cats_sorted": [
      "cond-mat.dis-nn",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-08-13T13:11:32Z",
    "title_canon_sha256": "ead7c45162cf4fcb65adc4522747c6fb630434edd61ccc562184d964e4f71484"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.2575",
    "kind": "arxiv",
    "version": 1
  }
}