Pith Number

pith:R6OZGIXM

pith:2009:R6OZGIXMY3ERPM23JTJITM2GQ4

not attested not anchored not stored refs pending

An alternative construction of the positive inner product for pseudo-Hermitian Hamiltonians: Examples

Ashok Das, L. Greenwood

arxiv:0912.1678 v1 · 2009-12-09 · quant-ph · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R6OZGIXMY3ERPM23JTJITM2GQ4}

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	2026-05-18T04:24:54.852327Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f9d9322ecc6c917b35b4cd289b346870904cd88d393cdf8bbb61d79e9d63406

Aliases

arxiv: 0912.1678 · arxiv_version: 0912.1678v1 · doi: 10.48550/arxiv.0912.1678 · pith_short_12: R6OZGIXMY3ER · pith_short_16: R6OZGIXMY3ERPM23 · pith_short_8: R6OZGIXM

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/R6OZGIXMY3ERPM23JTJITM2GQ4 \
  | 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: 8f9d9322ecc6c917b35b4cd289b346870904cd88d393cdf8bbb61d79e9d63406

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7cd39d5ddee4a26893a1d808894dcf49733ca65f6921af41accd9c0aa496b596",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-12-09T20:43:10Z",
    "title_canon_sha256": "f75eed3318315f1723d639c95792d4db171957c2f0f9a18d5645277845ba8b47"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.1678",
    "kind": "arxiv",
    "version": 1
  }
}