Pith Number

pith:EUMZYFIX

pith:2019:EUMZYFIXKYNU4ZLDZP2KLLNFV4

not attested not anchored not stored refs pending

On entanglement hamiltonians of an interval in massless harmonic chains

Erik Tonni, Giuseppe Di Giulio

arxiv:1911.07188 v1 · 2019-11-17 · cond-mat.stat-mech · 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{EUMZYFIXKYNU4ZLDZP2KLLNFV4}

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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	2026-07-05T00:48:20.969074Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25199c1517561b4e6563cbf4a5ada5af0485024edd017ba1164794e05eaa75f3

Aliases

arxiv: 1911.07188 · arxiv_version: 1911.07188v1 · doi: 10.48550/arxiv.1911.07188 · pith_short_12: EUMZYFIXKYNU · pith_short_16: EUMZYFIXKYNU4ZLD · pith_short_8: EUMZYFIX

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/EUMZYFIXKYNU4ZLDZP2KLLNFV4 \
  | 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: 25199c1517561b4e6563cbf4a5ada5af0485024edd017ba1164794e05eaa75f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e58092c24498ee449ae5451a34feab26a2eacb910e9ff61dd0788f63028c59c",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2019-11-17T09:01:27Z",
    "title_canon_sha256": "4723aa448b83816ef5305c09a2042852c77637343c172eed413cdc65707cd9f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1911.07188",
    "kind": "arxiv",
    "version": 1
  }
}