Pith Number

pith:7ZKSPSQW

pith:2019:7ZKSPSQW7NVNUQZY64AIQ3WF2F

not attested not anchored not stored refs pending

Subsystem Trace Distance in Quantum Field Theory

Jiaju Zhang, Paola Ruggiero, Pasquale Calabrese

arxiv:1901.10993 v1 · 2019-01-30 · hep-th · 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{7ZKSPSQW7NVNUQZY64AIQ3WF2F}

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

Schwinger-Keldysh Path Integral for Gauge theories

Receipt and verification

First computed	2026-05-17T23:48:23.456983Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe5527ca16fb6ada4338f700886ec5d164591f011c2eab29ce908615e74d7d91

Aliases

arxiv: 1901.10993 · arxiv_version: 1901.10993v1 · doi: 10.48550/arxiv.1901.10993 · pith_short_12: 7ZKSPSQW7NVN · pith_short_16: 7ZKSPSQW7NVNUQZY · pith_short_8: 7ZKSPSQW

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/7ZKSPSQW7NVNUQZY64AIQ3WF2F \
  | 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: fe5527ca16fb6ada4338f700886ec5d164591f011c2eab29ce908615e74d7d91

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7d641a262253e8c5372a9ca3957ec26f6aa8c8e61cfd9031bd069469336d9585",
    "cross_cats_sorted": [
      "cond-mat.stat-mech"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2019-01-30T18:39:03Z",
    "title_canon_sha256": "0098b3f2bcf14d5902d3d5cb99cc69c9018e3c5ed671bfe12424e328432d71e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.10993",
    "kind": "arxiv",
    "version": 1
  }
}