Pith Number

pith:OYXDR2JG

pith:2011:OYXDR2JG37EV6F2T6QHJ4XGLVO

not attested not anchored not stored refs pending

Conditions for the feasibility of multiple rolling for mechanical systems with multiple contact points

Stefano Pasquero

arxiv:1106.2255 v1 · 2011-06-11 · 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{OYXDR2JG37EV6F2T6QHJ4XGLVO}

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	2026-05-18T04:20:06.171862Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

762e38e926dfc95f1753f40e9e5ccbab933fb900ad4ead959849bb5a5441aad7

Aliases

arxiv: 1106.2255 · arxiv_version: 1106.2255v1 · doi: 10.48550/arxiv.1106.2255 · pith_short_12: OYXDR2JG37EV · pith_short_16: OYXDR2JG37EV6F2T · pith_short_8: OYXDR2JG

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/OYXDR2JG37EV6F2T6QHJ4XGLVO \
  | 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: 762e38e926dfc95f1753f40e9e5ccbab933fb900ad4ead959849bb5a5441aad7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "39b88b37c130c0248c257694634bc1e1d9919b830c22579be9911143b4fed8e9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.class-ph",
    "submitted_at": "2011-06-11T17:24:39Z",
    "title_canon_sha256": "999e8bcd2853b0aa628b130c81dc6b33c501481402fb8757c21b7cea7efdea7f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.2255",
    "kind": "arxiv",
    "version": 1
  }
}