Pith Number

pith:H5NSVGOU

pith:2026:H5NSVGOUL6TW4HCHSDICCI5ZUN

not attested not anchored not stored refs pending

A "squeezed polaron" variational wavefunction for the spin boson model

Diego Barberena, Nigel Cooper

arxiv:2607.06850 v1 · 2026-07-07 · quant-ph · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{H5NSVGOUL6TW4HCHSDICCI5ZUN}

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	2026-07-09T00:19:31.309568Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f5b2a99d45fa76e1c4790d02123b9a3607fc88fc84ee16489eb3838f2d5a1c4

Aliases

arxiv: 2607.06850 · arxiv_version: 2607.06850v1 · doi: 10.48550/arxiv.2607.06850 · pith_short_12: H5NSVGOUL6TW · pith_short_16: H5NSVGOUL6TW4HCH · pith_short_8: H5NSVGOU

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/H5NSVGOUL6TW4HCHSDICCI5ZUN \
  | 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: 3f5b2a99d45fa76e1c4790d02123b9a3607fc88fc84ee16489eb3838f2d5a1c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3595266e9fb0a53fc810e24e03b49c0ee5d2a57e3092e32f5b5aca6e59191356",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-07-07T23:06:02Z",
    "title_canon_sha256": "ced7f4c765d91b44222731c449c7da5388ba5fd4587824c16e9423f57ce07402"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.06850",
    "kind": "arxiv",
    "version": 1
  }
}