Pith Number

pith:6FAYXF3Y

pith:1999:6FAYXF3YLBS2SYFIL4I4WZ44HR

not attested not anchored not stored refs pending

Hydrodynamical formulation of quantum mechanics, Kahler structure, and Fisher information

Marcel Reginatto

arxiv:quant-ph/9909065 v1 · 1999-09-21 · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6FAYXF3YLBS2SYFIL4I4WZ44HR}

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	2026-07-04T14:47:28.362050Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f1418b97785865a960a85f11cb679c3c4e11bd479546ffbb85f552dce39c40a8

Aliases

arxiv: quant-ph/9909065 · arxiv_version: quant-ph/9909065v1 · doi: 10.48550/arxiv.quant-ph/9909065 · pith_short_12: 6FAYXF3YLBS2 · pith_short_16: 6FAYXF3YLBS2SYFI · pith_short_8: 6FAYXF3Y

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/6FAYXF3YLBS2SYFIL4I4WZ44HR \
  | 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: f1418b97785865a960a85f11cb679c3c4e11bd479546ffbb85f552dce39c40a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c04271af81f4108dbc4d275a5a4aeba49e650b3c001d7a39d2f5cc9477bd115b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "1999-09-21T15:18:18Z",
    "title_canon_sha256": "44c987ed69a2f65350721bc78be5f4aab4a29ce14da9bdf05fa9033db1736b12"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/9909065",
    "kind": "arxiv",
    "version": 1
  }
}