Pith Number

pith:6EH4L5JZ

pith:2017:6EH4L5JZMR25BSDLYMVUIUUTFW

not attested not anchored not stored refs pending

Analytical results for the entanglement Hamiltonian of a free-fermion chain

Ingo Peschel, Viktor Eisler

arxiv:1703.08126 v2 · 2017-03-23 · cond-mat.stat-mech

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6EH4L5JZMR25BSDLYMVUIUUTFW}

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

Entanglement of Inhomogeneous Free Bosons and Orthogonal Polynomials

Receipt and verification

First computed	2026-05-18T00:38:56.380414Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f10fc5f5396475d0c86bc32b4452932db73ebfe4d27fb2eec9b182e0ab7679d4

Aliases

arxiv: 1703.08126 · arxiv_version: 1703.08126v2 · doi: 10.48550/arxiv.1703.08126 · pith_short_12: 6EH4L5JZMR25 · pith_short_16: 6EH4L5JZMR25BSDL · pith_short_8: 6EH4L5JZ

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/6EH4L5JZMR25BSDLYMVUIUUTFW \
  | 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: f10fc5f5396475d0c86bc32b4452932db73ebfe4d27fb2eec9b182e0ab7679d4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03c923b563404b332ddf2a1a72da1e5369f12ff08469631630ac8fad1a05ae87",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2017-03-23T16:13:41Z",
    "title_canon_sha256": "91764a5053b2c45477768de3c649ce09695ef7d4a08e4c51acd3d60373efd774"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.08126",
    "kind": "arxiv",
    "version": 2
  }
}