Pith Number

pith:7B5PGXTW

pith:2023:7B5PGXTWNXOAWIQAYOP3O5OWV7

not attested not anchored not stored refs pending

Unusual Low-Energy Collective Charge Excitations in High-$T_c$ Cuprate Superconductors

Dmitry V. Efremov, Stefan-Ludwig Drechsler, Vyacheslav M. Silkin

arxiv:2304.07224 v2 · 2023-04-14 · cond-mat.supr-con · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7B5PGXTWNXOAWIQAYOP3O5OWV7}

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.

Receipt and verification

First computed	2026-07-05T06:49:21.388092Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f87af35e766ddc0b2200c39fb775d6afc5b0e84d29454eff20046684cc2b7642

Aliases

arxiv: 2304.07224 · arxiv_version: 2304.07224v2 · doi: 10.48550/arxiv.2304.07224 · pith_short_12: 7B5PGXTWNXOA · pith_short_16: 7B5PGXTWNXOAWIQA · pith_short_8: 7B5PGXTW

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/7B5PGXTWNXOAWIQAYOP3O5OWV7 \
  | 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: f87af35e766ddc0b2200c39fb775d6afc5b0e84d29454eff20046684cc2b7642

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bfe982dacbf02d75a23cdd344ec8d9de238ebfd128f88056fb5e47ec39d05828",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2023-04-14T16:09:18Z",
    "title_canon_sha256": "764ec78328547eb21cc9031820fabd77eee49a901fcc2ff14412502234519174"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.07224",
    "kind": "arxiv",
    "version": 2
  }
}