Pith Number

pith:WV4W6H3W

pith:2017:WV4W6H3WNGUOPNE2E6RY7YY3JK

not attested not anchored not stored refs pending

Quantum effective potential from discarded degrees of freedom

Luke M. Butcher

arxiv:1707.05789 v2 · 2017-07-18 · quant-ph · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WV4W6H3WNGUOPNE2E6RY7YY3JK}

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	2026-05-17T23:54:03.293968Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b5796f1f7669a8e7b49a27a38fe31b4aa865d3129a86c42aefc955e9933a97d0

Aliases

arxiv: 1707.05789 · arxiv_version: 1707.05789v2 · doi: 10.48550/arxiv.1707.05789 · pith_short_12: WV4W6H3WNGUO · pith_short_16: WV4W6H3WNGUOPNE2 · pith_short_8: WV4W6H3W

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/WV4W6H3WNGUOPNE2E6RY7YY3JK \
  | 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: b5796f1f7669a8e7b49a27a38fe31b4aa865d3129a86c42aefc955e9933a97d0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e860cbc180f643dc365915b2f57eb059917fed39742020c473bf87911ca0a4fd",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-07-18T18:00:04Z",
    "title_canon_sha256": "dc612f756d4cd45d2b01aa53cf8600064dd3316880e0289fde0d7d89a98366df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.05789",
    "kind": "arxiv",
    "version": 2
  }
}