Pith Number

pith:G5URMG3I

pith:2013:G5URMG3I7VI2P2PGLRW2BSL5KO

not attested not anchored not stored refs pending

Sharpening the Second Law of Thermodynamics with the Quantum Bayes' Theorem

Hrant Gharibyan, Max Tegmark (MIT)

arxiv:1309.7349 v2 · 2013-09-27 · quant-ph · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{G5URMG3I7VI2P2PGLRW2BSL5KO}

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	2026-05-18T02:42:08.235790Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3769161b68fd51a7e9e65c6da0c97d53a49db4b3df7e14132459ae51ee5feb02

Aliases

arxiv: 1309.7349 · arxiv_version: 1309.7349v2 · doi: 10.48550/arxiv.1309.7349 · pith_short_12: G5URMG3I7VI2 · pith_short_16: G5URMG3I7VI2P2PG · pith_short_8: G5URMG3I

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/G5URMG3I7VI2P2PGLRW2BSL5KO \
  | 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: 3769161b68fd51a7e9e65c6da0c97d53a49db4b3df7e14132459ae51ee5feb02

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aff0d42756d5d3a9e628fb9d65b0691074e30047e6f0e0abe513f6dc3981d90d",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-09-27T20:00:03Z",
    "title_canon_sha256": "fdc44cad8d0da37dab328eca670360ebf16075809e0603cfd534ff65fe9ebbc7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.7349",
    "kind": "arxiv",
    "version": 2
  }
}