Pith Number

pith:VK5X6JOP

pith:2002:VK5X6JOPCG2QAKQQIXQKQCUBL4

not attested not anchored not stored refs pending

"Bernoulli" Levitation

Andrzej Kotlicki, Chris Waltham, Sarah Bendall

arxiv:physics/0206025 v1 · 2002-06-11 · physics.ed-ph · physics.pop-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{VK5X6JOPCG2QAKQQIXQKQCUBL4}

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	2026-05-18T04:10:34.782403Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aabb7f25cf11b5002a1045e0a80a815f091f2c942c9cc472f9e5841b63f06a75

Aliases

arxiv: physics/0206025 · arxiv_version: physics/0206025v1 · doi: 10.48550/arxiv.physics/0206025 · pith_short_12: VK5X6JOPCG2Q · pith_short_16: VK5X6JOPCG2QAKQQ · pith_short_8: VK5X6JOP

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/VK5X6JOPCG2QAKQQIXQKQCUBL4 \
  | 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: aabb7f25cf11b5002a1045e0a80a815f091f2c942c9cc472f9e5841b63f06a75

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "84af87627c78659cdfd4335dc86a031d432570307f7a207558192244ed794e78",
    "cross_cats_sorted": [
      "physics.pop-ph"
    ],
    "license": "",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2002-06-11T11:41:03Z",
    "title_canon_sha256": "c340255915deb4961230592af534d5db32440ef3fee19aadaf422e28bfd56397"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/0206025",
    "kind": "arxiv",
    "version": 1
  }
}