Pith Number

pith:XLGR6MYF

pith:2018:XLGR6MYFT6SCPKIQGK2FNJPUCW

not attested not anchored not stored refs pending

Entropy and modular Hamiltonian for a free chiral scalar in two intervals

Diego Pontello, Horacio Casini, Marina Huerta, Ra\'ul E. Arias

arxiv:1809.00026 v2 · 2018-08-31 · 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{XLGR6MYFT6SCPKIQGK2FNJPUCW}

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

2 papers in Pith

Numerical approach to the modular operator for fermionic systems

Mutual Information from Modular Flow in General CFTs

Receipt and verification

First computed	2026-05-17T23:57:36.034635Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bacd1f33059fa427a91032b456a5f4158aeb82e0c1c776f2989283822596eeb4

Aliases

arxiv: 1809.00026 · arxiv_version: 1809.00026v2 · doi: 10.48550/arxiv.1809.00026 · pith_short_12: XLGR6MYFT6SC · pith_short_16: XLGR6MYFT6SCPKIQ · pith_short_8: XLGR6MYF

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/XLGR6MYFT6SCPKIQGK2FNJPUCW \
  | 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: bacd1f33059fa427a91032b456a5f4158aeb82e0c1c776f2989283822596eeb4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b4415b862ec9c4bf1774db22bc6ed8838a1006434f9ef8338c854c13ec65d2e7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2018-08-31T19:12:40Z",
    "title_canon_sha256": "b4a2b6b7ea3b072fe8b6d9bc4ec8e07fe9a03c0d1540e8046e78a6c83ea41ad1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.00026",
    "kind": "arxiv",
    "version": 2
  }
}