Pith Number

pith:V44RWIUE

pith:2017:V44RWIUEBKLMJFGSID5QOEFCIJ

not attested not anchored not stored refs pending

The Contrasting Roles of Planck's Constant in Classical and Quantum Theories

Timothy H. Boyer

arxiv:1710.01616 v1 · 2017-10-01 · physics.gen-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{V44RWIUEBKLMJFGSID5QOEFCIJ}

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	2026-05-18T00:19:03.403421Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

af391b22840a96c494d240fb0710a242544431b78f6f47aea5974392512ee468

Aliases

arxiv: 1710.01616 · arxiv_version: 1710.01616v1 · doi: 10.48550/arxiv.1710.01616 · pith_short_12: V44RWIUEBKLM · pith_short_16: V44RWIUEBKLMJFGS · pith_short_8: V44RWIUE

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/V44RWIUEBKLMJFGSID5QOEFCIJ \
  | 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: af391b22840a96c494d240fb0710a242544431b78f6f47aea5974392512ee468

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dcbe252f98b1aa91a6359f7b58c19e85e919968891ddd409f6d87078cc9ee178",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "2017-10-01T18:34:45Z",
    "title_canon_sha256": "a2300994699c4cbe07341b495100585c7a65e0ac304d8efc684cea5c22b9f7c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.01616",
    "kind": "arxiv",
    "version": 1
  }
}