Pith Number

pith:ITLNDG3F

pith:2019:ITLNDG3F27LMO2OH7TMQYUXN6I

not attested not anchored not stored refs pending

Entropy production as change in observational entropy

Philipp Strasberg

arxiv:1906.09933 v2 · 2019-06-24 · cond-mat.stat-mech · 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{ITLNDG3F27LMO2OH7TMQYUXN6I}

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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.

Cited by

1 paper in Pith

Typical and extreme entropies of long-lived isolated quantum systems

Receipt and verification

First computed	2026-07-05T01:30:48.639126Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

44d6d19b65d7d6c769c7fcd90c52edf20d9f849ca9e55236f27d7d5fe4265b7c

Aliases

arxiv: 1906.09933 · arxiv_version: 1906.09933v2 · doi: 10.48550/arxiv.1906.09933 · pith_short_12: ITLNDG3F27LM · pith_short_16: ITLNDG3F27LMO2OH · pith_short_8: ITLNDG3F

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/ITLNDG3F27LMO2OH7TMQYUXN6I \
  | 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: 44d6d19b65d7d6c769c7fcd90c52edf20d9f849ca9e55236f27d7d5fe4265b7c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd5d50b8f605a5645b7242c1c6dc408dde9a84303170cd149197c561c47d4db1",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2019-06-24T13:25:31Z",
    "title_canon_sha256": "c2d6122929101f59890842cf1013ad7fcde18f45e645b6e0bcc2d43233074b04"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.09933",
    "kind": "arxiv",
    "version": 2
  }
}