Pith Number

pith:RTW63NCX

pith:2015:RTW63NCXF2IGYMO2UFUSL3BHZS

not attested not anchored not stored refs pending

The three different regimes in coulombic friction

Azzouz Dermoune, Daoud Ounaissi, Nadji Rahmania

arxiv:1504.06435 v1 · 2015-04-24 · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RTW63NCXF2IGYMO2UFUSL3BHZS}

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	2026-05-18T02:17:53.641885Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8cededb4572e906c31daa16925ec27ccb3eb3964cc99eacf08e04fcc0ce0be1a

Aliases

arxiv: 1504.06435 · arxiv_version: 1504.06435v1 · doi: 10.48550/arxiv.1504.06435 · pith_short_12: RTW63NCXF2IG · pith_short_16: RTW63NCXF2IGYMO2 · pith_short_8: RTW63NCX

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/RTW63NCXF2IGYMO2UFUSL3BHZS \
  | 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: 8cededb4572e906c31daa16925ec27ccb3eb3964cc99eacf08e04fcc0ce0be1a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42db677cb0cf2c220f86686656cbbd2c6963a38f3017e97df9984233bb036b80",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2015-04-24T09:16:31Z",
    "title_canon_sha256": "4a6ce8f8662c4149883591f077219bc82ef5cc309a082e56de86f759e8bab758"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.06435",
    "kind": "arxiv",
    "version": 1
  }
}