Pith Number

pith:QRNQ5RHV

pith:2014:QRNQ5RHVULQMRPWPS3B6G3HPUS

not attested not anchored not stored refs pending

Secondary polygonal instability of buckled spherical shells

Jan Kierfeld, Sebastian Knoche

arxiv:1403.3202 v2 · 2014-03-13 · 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{QRNQ5RHVULQMRPWPS3B6G3HPUS}

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	2026-05-18T02:16:21.214939Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

845b0ec4f5a2e0c8becf96c3e36cefa4abcdd83195a4d9a363ce88fe49669502

Aliases

arxiv: 1403.3202 · arxiv_version: 1403.3202v2 · doi: 10.48550/arxiv.1403.3202 · pith_short_12: QRNQ5RHVULQM · pith_short_16: QRNQ5RHVULQMRPWP · pith_short_8: QRNQ5RHV

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/QRNQ5RHVULQMRPWPS3B6G3HPUS \
  | 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: 845b0ec4f5a2e0c8becf96c3e36cefa4abcdd83195a4d9a363ce88fe49669502

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "083f7e3604be09d0eda9387217bba0ac381d531f95d71598ad865da5bfc3c506",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2014-03-13T08:59:17Z",
    "title_canon_sha256": "5b453e94229bb37d3241afd375b9e102789442fd332c356048d5db7c4b2f09e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.3202",
    "kind": "arxiv",
    "version": 2
  }
}