Pith Number

pith:56FZCPZP

pith:2021:56FZCPZPGAYWETFB3KJRZCDORX

not attested not anchored not stored refs pending

The physics of diamagnetic levitation

Andreas Schilling

arxiv:2101.02160 v2 · 2021-01-06 · physics.ed-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{56FZCPZPGAYWETFB3KJRZCDORX}

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	2026-07-05T10:36:19.796550Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef8b913f2f3031624ca1da931c886e8ddf8f4068d6f8d9b2b053b8919ee9d0dc

Aliases

arxiv: 2101.02160 · arxiv_version: 2101.02160v2 · doi: 10.48550/arxiv.2101.02160 · pith_short_12: 56FZCPZPGAYW · pith_short_16: 56FZCPZPGAYWETFB · pith_short_8: 56FZCPZP

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/56FZCPZPGAYWETFB3KJRZCDORX \
  | 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: ef8b913f2f3031624ca1da931c886e8ddf8f4068d6f8d9b2b053b8919ee9d0dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e7b2e2ebd2369a407a093cd119bfb0c3463b141e82db8bf28bdc1d825c90b3ef",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2021-01-06T17:54:33Z",
    "title_canon_sha256": "611ab7d73ba2f3c40e3ef139aae21febbecbbc15192400ff8a6364cf58efebfc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.02160",
    "kind": "arxiv",
    "version": 2
  }
}