Pith Number

pith:M7R4CTHC

pith:2026:M7R4CTHCJDGZBDDHOP4XKCPYLB

not attested not anchored not stored refs pending

A complete simulation framework for stone degradation on 3D real geometries

Bruno Nazarena, Francesco Freddi, Gabriella Bretti, Matteo Semplice, Silvia Preda

arxiv:2606.02583 v1 · 2026-04-16 · cs.CE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M7R4CTHCJDGZBDDHOP4XKCPYLB}

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	2026-06-03T00:05:03.770824Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

67e3c14ce248cd908c6773f97509f8585377dcaece7c8a6c964867b1df0c4c05

Aliases

arxiv: 2606.02583 · arxiv_version: 2606.02583v1 · doi: 10.48550/arxiv.2606.02583 · pith_short_12: M7R4CTHCJDGZ · pith_short_16: M7R4CTHCJDGZBDDH · pith_short_8: M7R4CTHC

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/M7R4CTHCJDGZBDDHOP4XKCPYLB \
  | 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: 67e3c14ce248cd908c6773f97509f8585377dcaece7c8a6c964867b1df0c4c05

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3e3b8de23cb78130cf575a80b526c81f8a512767ee161fbec59441093abfe91",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CE",
    "submitted_at": "2026-04-16T20:00:24Z",
    "title_canon_sha256": "d264a9eb69200694891e1fa8607adcafd7249c8a50024c3c5cd332c825d457b7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.02583",
    "kind": "arxiv",
    "version": 1
  }
}