Pith Number

pith:7HGYKX4M

pith:2022:7HGYKX4MBIIQF4PMD3QWVG6AAC

not attested not anchored not stored refs pending

Differential entropy per particle as a probe of van Hove singularities and flat bands

D. O. Oriekhov, Yelizaveta Kulynych

arxiv:2202.04197 v2 · 2022-02-08 · 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{7HGYKX4MBIIQF4PMD3QWVG6AAC}

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	2026-07-05T04:40:25.788312Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9cd855f8c0a1102f1ec1ee16a9bc00084c6ec7268d87046e1c2c5127b545d33

Aliases

arxiv: 2202.04197 · arxiv_version: 2202.04197v2 · doi: 10.48550/arxiv.2202.04197 · pith_short_12: 7HGYKX4MBIIQ · pith_short_16: 7HGYKX4MBIIQF4PM · pith_short_8: 7HGYKX4M

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/7HGYKX4MBIIQF4PMD3QWVG6AAC \
  | 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: f9cd855f8c0a1102f1ec1ee16a9bc00084c6ec7268d87046e1c2c5127b545d33

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c6cf81634ef9ec94ec3d893b70665771687af88d6e3b98004614a99f056d02cd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2022-02-08T23:29:17Z",
    "title_canon_sha256": "fe0e8ac9c9b9de0642f03fa027c4a445a7bc5622965e0a2c8e8bb9d3119eeaf7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.04197",
    "kind": "arxiv",
    "version": 2
  }
}