Pith Number

pith:EEQJWNGV

pith:2017:EEQJWNGVF6YORTTGMDKJGICMKN

not attested not anchored not stored refs pending

A JKR solution for a ball-in-socket contact geometry as a bi-stable adhesive system

M.Ciavarella

arxiv:1712.09640 v1 · 2017-12-27 · cond-mat.soft

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EEQJWNGVF6YORTTGMDKJGICMKN}

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	2026-05-18T00:27:07.731361Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21209b34d52fb0e8ce6660d493204c53686a34c534c47fb416f335a7426ceaf9

Aliases

arxiv: 1712.09640 · arxiv_version: 1712.09640v1 · doi: 10.48550/arxiv.1712.09640 · pith_short_12: EEQJWNGVF6YO · pith_short_16: EEQJWNGVF6YORTTG · pith_short_8: EEQJWNGV

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/EEQJWNGVF6YORTTGMDKJGICMKN \
  | 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: 21209b34d52fb0e8ce6660d493204c53686a34c534c47fb416f335a7426ceaf9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9d17f022eb2d49fab862c8f9bcd9337c940cc1a72f2d834243eaadc2b640ea01",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2017-12-27T17:32:09Z",
    "title_canon_sha256": "be345f8ea6ce80fea247616c60dc603758e5c6e30e47f3101dc7e2a7bd89fea2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.09640",
    "kind": "arxiv",
    "version": 1
  }
}