Pith Number

pith:QP5ZCPIQ

pith:2019:QP5ZCPIQTIK5HC7ETYVDZBCPEF

not attested not anchored not stored refs pending

A non-perturbative theory of effective Hamiltonians: example of moir\'e materials

D. Weckbecker, F. Rost, J. Olivares, M. Fleischmann, M. Vogl, N. Ray, O. Pankratov, R. Gupta, S. Shallcross, S. Sharma

arxiv:1901.04535 v1 · 2019-01-14 · cond-mat.mtrl-sci

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	2026-05-17T23:56:22.477210Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83fb913d109a15d38be49e2a3c844f217698e4608be44828850daed223bb2b26

Aliases

arxiv: 1901.04535 · arxiv_version: 1901.04535v1 · doi: 10.48550/arxiv.1901.04535 · pith_short_12: QP5ZCPIQTIK5 · pith_short_16: QP5ZCPIQTIK5HC7E · pith_short_8: QP5ZCPIQ

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/QP5ZCPIQTIK5HC7ETYVDZBCPEF \
  | 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: 83fb913d109a15d38be49e2a3c844f217698e4608be44828850daed223bb2b26

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6847841040f98a39d3975800aa97e27a2f5c735f647324b8ff19829ea32b9a30",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2019-01-14T19:43:07Z",
    "title_canon_sha256": "e208c5f53034ec4f4b9b20121bbe8b741cb1646f650cadd2c945cddbd3a253bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.04535",
    "kind": "arxiv",
    "version": 1
  }
}