Pith Number

pith:UBY4Z552

pith:2016:UBY4Z552YQZRWBOFMMCUMPDVYC

not attested not anchored not stored refs pending

Adaptive cluster approximation for reduced density-matrix functional theory

Peter E. Bl\"ochl, Robert Schade

arxiv:1612.06692 v3 · 2016-12-20 · 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{UBY4Z552YQZRWBOFMMCUMPDVYC}

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	2026-05-18T00:12:45.937437Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a071ccf7bac4331b05c56305463c75c08776aa38420a5762c85839bef88524f2

Aliases

arxiv: 1612.06692 · arxiv_version: 1612.06692v3 · doi: 10.48550/arxiv.1612.06692 · pith_short_12: UBY4Z552YQZR · pith_short_16: UBY4Z552YQZRWBOF · pith_short_8: UBY4Z552

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/UBY4Z552YQZRWBOFMMCUMPDVYC \
  | 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: a071ccf7bac4331b05c56305463c75c08776aa38420a5762c85839bef88524f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a6d1dca599855bcfbb391d58800eef288b7ccf9ccb467700c7abd05118e1ba31",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2016-12-20T14:50:19Z",
    "title_canon_sha256": "151b68dca1ace8cbe621b80bae4801f9ad04fee857aa96a2b7d188d6313b0633"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.06692",
    "kind": "arxiv",
    "version": 3
  }
}