Pith Number

pith:LYPGKZMV

pith:2012:LYPGKZMVQQTECVZF6FHLOYC4YG

not attested not anchored not stored refs pending

Entropic considerations on the Two-Capacitor Problem

Alexandre P. Lima, Ant\^onio T. Costa Jr, Vitor Lara

arxiv:1201.3890 v3 · 2012-01-18 · physics.class-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{LYPGKZMVQQTECVZF6FHLOYC4YG}

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	2026-05-18T03:53:54.480743Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5e1e6565958426415725f14eb7605cc19ecf17bfc71c66792228a5cc264cc076

Aliases

arxiv: 1201.3890 · arxiv_version: 1201.3890v3 · doi: 10.48550/arxiv.1201.3890 · pith_short_12: LYPGKZMVQQTE · pith_short_16: LYPGKZMVQQTECVZF · pith_short_8: LYPGKZMV

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/LYPGKZMVQQTECVZF6FHLOYC4YG \
  | 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: 5e1e6565958426415725f14eb7605cc19ecf17bfc71c66792228a5cc264cc076

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "16a21ae954e69f57b6b57485b5d909b005f42985f4ffb4fd58f8ddd6f32af2ec",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "physics.class-ph",
    "submitted_at": "2012-01-18T19:37:57Z",
    "title_canon_sha256": "a3a9da5bd1703c964ec1fe8b762ae976c6171f84960cc45ff738433c0d3432f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.3890",
    "kind": "arxiv",
    "version": 3
  }
}