Pith Number

pith:SJPFOKNO

pith:1998:SJPFOKNONN6K3D7OIDFVIBGGXV

not attested not anchored not stored refs pending

Hydrodynamics for quasi-free quantum systems

Christian Maes, Wolfgang Spitzer

arxiv:cond-mat/9801190 v2 · 1998-01-19 · cond-mat.stat-mech

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SJPFOKNONN6K3D7OIDFVIBGGXV}

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	2026-05-18T01:39:31.226418Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

925e5729ae6b7cad8fee40cb5404c6bd78d729ff828f8afe86d4f294638d0df1

Aliases

arxiv: cond-mat/9801190 · arxiv_version: cond-mat/9801190v2 · doi: 10.48550/arxiv.cond-mat/9801190 · pith_short_12: SJPFOKNONN6K · pith_short_16: SJPFOKNONN6K3D7O · pith_short_8: SJPFOKNO

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/SJPFOKNONN6K3D7OIDFVIBGGXV \
  | 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: 925e5729ae6b7cad8fee40cb5404c6bd78d729ff828f8afe86d4f294638d0df1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba4b9c870e3adf1cda4d741a750a88ea6712343aff6a07b7448f868d7a60ff36",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "1998-01-19T21:07:42Z",
    "title_canon_sha256": "f734f2c44841a274bf243ff70ead2c8054ec797b94798b5dcf2f07b6040ed669"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/9801190",
    "kind": "arxiv",
    "version": 2
  }
}