Pith Number

pith:XEKDLACX

pith:2007:XEKDLACXKHZF5S2XM2FR4YLZEZ

not attested not anchored not stored refs pending

Absence of Ground States for a Class of Translation Invariant Models of Non-relativistic QED

David Hasler, Ira Herbst

arxiv:math-ph/0702096 v1 · 2007-02-28 · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XEKDLACXKHZF5S2XM2FR4YLZEZ}

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.

Cited by

1 paper in Pith

On the Ising Phase Transition in the Infrared-Divergent Spin Boson Model

Receipt and verification

First computed	2026-07-04T15:25:22.681025Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b91435805751f25ecb57668b1e6179265dacb2208283676b7fc43e70eff9596e

Aliases

arxiv: math-ph/0702096 · arxiv_version: math-ph/0702096v1 · doi: 10.48550/arxiv.math-ph/0702096 · pith_short_12: XEKDLACXKHZF · pith_short_16: XEKDLACXKHZF5S2X · pith_short_8: XEKDLACX

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/XEKDLACXKHZF5S2XM2FR4YLZEZ \
  | 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: b91435805751f25ecb57668b1e6179265dacb2208283676b7fc43e70eff9596e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82a1ab09a41f203706c3780ff9097c03cbe1819abf23dcc56fd2416a602a0c3c",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "",
    "primary_cat": "math-ph",
    "submitted_at": "2007-02-28T01:45:21Z",
    "title_canon_sha256": "de8d9f8a0bfd683e185b8d0ce80d819fffb34f81cc1d3f5fc5546bc1f3488b33"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math-ph/0702096",
    "kind": "arxiv",
    "version": 1
  }
}