Pith Number

pith:5FIFAJQR

pith:2025:5FIFAJQRVVCWTG3VS4K362LESG

not attested not anchored not stored refs pending

The circular disc made of linear elastic incompressible material and the 'bathyscaphe lesson'

A. Piccolroaz, D. Bigoni, M. Gaibotti, S.G. Mogilevskaya

arxiv:2506.20247 v1 · 2025-06-25 · 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{5FIFAJQRVVCWTG3VS4K362LESG}

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	2026-07-05T11:27:02.504622Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e950502611ad45699b759715bf696491af63f81e6cbdd5a4a6029675b241bedf

Aliases

arxiv: 2506.20247 · arxiv_version: 2506.20247v1 · doi: 10.48550/arxiv.2506.20247 · pith_short_12: 5FIFAJQRVVCW · pith_short_16: 5FIFAJQRVVCWTG3V · pith_short_8: 5FIFAJQR

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/5FIFAJQRVVCWTG3VS4K362LESG \
  | 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: e950502611ad45699b759715bf696491af63f81e6cbdd5a4a6029675b241bedf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b550a4665747291f09659ce2a54ca490a350ba0e542fcffd726fb7696c63d18",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "physics.class-ph",
    "submitted_at": "2025-06-25T08:44:25Z",
    "title_canon_sha256": "33be9ccf72800c51331efabd75d7652a41001335b77bf3d5198a83927471a9f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.20247",
    "kind": "arxiv",
    "version": 1
  }
}