Pith Number

pith:4UQWNBIR

pith:2016:4UQWNBIR7HAPFMXECDJ7KHD5DS

not attested not anchored not stored refs pending

Systematic construction of density functionals based on matrix product state computations

Angel Rubio, Heiko Appel, J. Ignacio Cirac, Johanna I. Fuks, Mari-Carmen Ba\~nuls, Michael Lubasch

arxiv:1603.06565 v2 · 2016-03-21 · cond-mat.str-el

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

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	2026-05-18T01:07:53.814055Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e521668511f9c0f2b2e410d3f51c7d1c8a73513051c49534df2413eb3391cba4

Aliases

arxiv: 1603.06565 · arxiv_version: 1603.06565v2 · doi: 10.48550/arxiv.1603.06565 · pith_short_12: 4UQWNBIR7HAP · pith_short_16: 4UQWNBIR7HAPFMXE · pith_short_8: 4UQWNBIR

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/4UQWNBIR7HAPFMXECDJ7KHD5DS \
  | 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: e521668511f9c0f2b2e410d3f51c7d1c8a73513051c49534df2413eb3391cba4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "deda3cc1568d8b7344fbbefe2fd4828890f8c771cc375ad4b5bc23c7a98cda63",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2016-03-21T19:58:28Z",
    "title_canon_sha256": "44f6a50131ce6cf03d32a189b0273d17b6123aec5e77c8e86414af7ad965369f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.06565",
    "kind": "arxiv",
    "version": 2
  }
}