Pith Number

pith:57PKGYHE

pith:2022:57PKGYHEXENEVXWX3JGR3CDYD4

not attested not anchored not stored refs pending

Optical signature for distinguishing between Mott-Hubbard, intermediate and charge-transfer insulators

Xiangtian Bu, Yuanchang Li

arxiv:2212.07660 v1 · 2022-12-15 · cond-mat.str-el

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{57PKGYHEXENEVXWX3JGR3CDYD4}

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	2026-07-05T05:25:36.125353Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

efdea360e4b91a4aded7da4d1d88781f325ebdb4e92a63db0f40ca4527d6317f

Aliases

arxiv: 2212.07660 · arxiv_version: 2212.07660v1 · doi: 10.48550/arxiv.2212.07660 · pith_short_12: 57PKGYHEXENE · pith_short_16: 57PKGYHEXENEVXWX · pith_short_8: 57PKGYHE

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/57PKGYHEXENEVXWX3JGR3CDYD4 \
  | 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: efdea360e4b91a4aded7da4d1d88781f325ebdb4e92a63db0f40ca4527d6317f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "269993cb35bbc3854a7a0ec81ba5a8b917eea5f6594f8bec9fb02ec0c8f925de",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2022-12-15T08:36:51Z",
    "title_canon_sha256": "a45c9f48435162ef25ca4dc97205f38fdcce4dd8b512ffa513fac428714c8d62"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2212.07660",
    "kind": "arxiv",
    "version": 1
  }
}