Pith Number

pith:XNCQJ4HX

pith:2018:XNCQJ4HXFSVEADXG6BOACE5R6S

not attested not anchored not stored refs pending

Resolving Force Indeterminacy in Contact Dynamics Using Compatibility Conditions

Ken Kamrin, Tyler Olsen

arxiv:1805.07437 v1 · 2018-05-16 · physics.class-ph · physics.comp-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{XNCQJ4HXFSVEADXG6BOACE5R6S}

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	2026-05-18T00:15:33.597830Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bb4504f0f72caa400ee6f05c0113b1f4ba9df0ca8563fc52e4593d763a1eec49

Aliases

arxiv: 1805.07437 · arxiv_version: 1805.07437v1 · doi: 10.48550/arxiv.1805.07437 · pith_short_12: XNCQJ4HXFSVE · pith_short_16: XNCQJ4HXFSVEADXG · pith_short_8: XNCQJ4HX

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/XNCQJ4HXFSVEADXG6BOACE5R6S \
  | 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: bb4504f0f72caa400ee6f05c0113b1f4ba9df0ca8563fc52e4593d763a1eec49

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "764d9d0d75d4eebec57ebf76f6825b3f88b28d8c5cc151a7521fc1603b6aee4c",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.class-ph",
    "submitted_at": "2018-05-16T16:27:22Z",
    "title_canon_sha256": "8e5b46f6a7ed496c36609859615d5dd523581140cd4ce408fb08d630a171efea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.07437",
    "kind": "arxiv",
    "version": 1
  }
}