Pith Number

pith:MA4QZYUD

pith:2017:MA4QZYUDSFMCOO4V4A35II2WHZ

not attested not anchored not stored refs pending

Stochastic Feshbach Projection for the Dynamics of Open Quantum Systems

Valentin Link, Walter T. Strunz

arxiv:1707.02821 v1 · 2017-07-10 · quant-ph

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	2026-05-18T00:31:06.513612Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

60390ce2839158273b95e037d423563e70dd9a9a217212f88dbfc9e8f30b4d3d

Aliases

arxiv: 1707.02821 · arxiv_version: 1707.02821v1 · doi: 10.48550/arxiv.1707.02821 · pith_short_12: MA4QZYUDSFMC · pith_short_16: MA4QZYUDSFMCOO4V · pith_short_8: MA4QZYUD

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/MA4QZYUDSFMCOO4V4A35II2WHZ \
  | 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: 60390ce2839158273b95e037d423563e70dd9a9a217212f88dbfc9e8f30b4d3d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d2326d15daf804b6356d006c3d387bcef66f2deb95f13fa74b6895b9d3aa027",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-07-10T12:24:00Z",
    "title_canon_sha256": "c2980cdde6b2308b6b36d671350823a59ec3deae1435b2af46041422c112c953"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.02821",
    "kind": "arxiv",
    "version": 1
  }
}