Pith Number

pith:VDZPSVYC

pith:1998:VDZPSVYCQZNJSWAI7U7JUNS5WG

not attested not anchored not stored refs pending

Stationary Motion of the Adiabatic Piston

Ch. Gruber, J. Piasecki

arxiv:cond-mat/9812359 v1 · 1998-12-22 · 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{VDZPSVYCQZNJSWAI7U7JUNS5WG}

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	2026-05-18T01:39:29.411422Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a8f2f95702865a995808fd3e9a365db19fe662f634a65607b0280b87cf426c52

Aliases

arxiv: cond-mat/9812359 · arxiv_version: cond-mat/9812359v1 · doi: 10.48550/arxiv.cond-mat/9812359 · pith_short_12: VDZPSVYCQZNJ · pith_short_16: VDZPSVYCQZNJSWAI · pith_short_8: VDZPSVYC

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/VDZPSVYCQZNJSWAI7U7JUNS5WG \
  | 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: a8f2f95702865a995808fd3e9a365db19fe662f634a65607b0280b87cf426c52

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ef4b0d6f5737a80fea81f5bc35aeeb32701d3acf759f23bf1bd7423de9c096b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "1998-12-22T09:43:11Z",
    "title_canon_sha256": "945c9ddfd296d9f740aed45a9790311995dfaaba3af29371efc59ba5be9af04d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/9812359",
    "kind": "arxiv",
    "version": 1
  }
}