Pith Number

pith:QMSOJUHS

pith:1998:QMSOJUHSKRWFKZAEWYWOGD3OMW

not attested not anchored not stored refs pending

Density-matrix approach to coherent transport and the measurement problem

S.A. Gurvitz

arxiv:quant-ph/9806050 v2 · 1998-06-15 · quant-ph · cond-mat

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QMSOJUHSKRWFKZAEWYWOGD3OMW}

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	2026-05-18T01:05:00.526171Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8324e4d0f2546c556404b62ce30f6e65871c6675cb7a6324de960aa9a4edc968

Aliases

arxiv: quant-ph/9806050 · arxiv_version: quant-ph/9806050v2 · doi: 10.48550/arxiv.quant-ph/9806050 · pith_short_12: QMSOJUHSKRWF · pith_short_16: QMSOJUHSKRWFKZAE · pith_short_8: QMSOJUHS

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/QMSOJUHSKRWFKZAEWYWOGD3OMW \
  | 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: 8324e4d0f2546c556404b62ce30f6e65871c6675cb7a6324de960aa9a4edc968

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f261a31d1d90425c8ad4d6d8b15f195df3f242876688ea57a750eaee3d7d852",
    "cross_cats_sorted": [
      "cond-mat"
    ],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "1998-06-15T13:02:13Z",
    "title_canon_sha256": "d125b0f9f72d29775b69059bf5ca7d2e20fe94431429b86cc2c3a8a5c4108e4b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/9806050",
    "kind": "arxiv",
    "version": 2
  }
}