Pith Number

pith:7QW25U5M

pith:2018:7QW25U5M6COGICVF43PT4YOO4Q

not attested not anchored not stored refs pending

Excitons and Dark Fermions as Origins of Mott Gap, Pseudogap and Superconductivity in Cuprate Superconductors --- General Idea and Basic Concept Based on Gap Physics

Masatoshi Imada, Takafumi J. Suzuki

arxiv:1804.05301 v2 · 2018-04-15 · cond-mat.str-el · 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{7QW25U5M6COGICVF43PT4YOO4Q}

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	2026-05-17T23:56:48.113006Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc2daed3acf09c640aa5e6df3e61cee40f230ec44f36e705c6d3865d7dbce792

Aliases

arxiv: 1804.05301 · arxiv_version: 1804.05301v2 · doi: 10.48550/arxiv.1804.05301 · pith_short_12: 7QW25U5M6COG · pith_short_16: 7QW25U5M6COGICVF · pith_short_8: 7QW25U5M

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/7QW25U5M6COGICVF43PT4YOO4Q \
  | 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: fc2daed3acf09c640aa5e6df3e61cee40f230ec44f36e705c6d3865d7dbce792

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e96029505db151d06f839a4d6e4c4de8c1326e9e69115f75ba060a0e8d3a956",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2018-04-15T03:49:32Z",
    "title_canon_sha256": "48274c834e546862d5de4519cd601d9a80dd74908324c0b21193d52413822c75"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.05301",
    "kind": "arxiv",
    "version": 2
  }
}