Pith Number

pith:RV2BXM6N

pith:2017:RV2BXM6NBSPY6ICBF55LW3YTF5

not attested not anchored not stored refs pending

U(1)$\times$SU(2) Gauge Invariance Made Simple for Density Functional Approximations

F. G. Eich, G. Vignale, S. Pittalis

arxiv:1704.07304 v1 · 2017-04-24 · 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{RV2BXM6NBSPY6ICBF55LW3YTF5}

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	2026-05-18T00:35:20.951626Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d741bb3cd0c9f8f20412f7abb6f132f5de0e1736b1e019a397e4824e8901a10

Aliases

arxiv: 1704.07304 · arxiv_version: 1704.07304v1 · doi: 10.48550/arxiv.1704.07304 · pith_short_12: RV2BXM6NBSPY · pith_short_16: RV2BXM6NBSPY6ICB · pith_short_8: RV2BXM6N

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/RV2BXM6NBSPY6ICBF55LW3YTF5 \
  | 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: 8d741bb3cd0c9f8f20412f7abb6f132f5de0e1736b1e019a397e4824e8901a10

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "210e847d2fb6884741b89a13013f70fbd15eec89a7f76eca78ccf39d332ab36b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2017-04-24T16:09:05Z",
    "title_canon_sha256": "d1b60d7366a31ca817d3bd382e60b2476be1228d254c01a1f954663a1548cde9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.07304",
    "kind": "arxiv",
    "version": 1
  }
}