Pith Number

pith:NN4LP2YD

pith:2016:NN4LP2YDPYPN3BOFMOCQGDUT7I

not attested not anchored not stored refs pending

Geometry-driven folding of a floating annular sheet

Benny Davidovitch, Joseph D. Paulsen, K. Bu\u{g}ra Toga, Narayanan Menon, Thomas P. Russell, Vincent D\'emery, Zhanlong Qiu

arxiv:1612.07755 v1 · 2016-12-22 · cond-mat.soft · nlin.PS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NN4LP2YDPYPN3BOFMOCQGDUT7I}

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	2026-05-18T00:51:41.324219Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b78b7eb037e1edd85c56385030e93fa285537fc8141bce4b71bdb09878ecb05

Aliases

arxiv: 1612.07755 · arxiv_version: 1612.07755v1 · doi: 10.48550/arxiv.1612.07755 · pith_short_12: NN4LP2YDPYPN · pith_short_16: NN4LP2YDPYPN3BOF · pith_short_8: NN4LP2YD

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/NN4LP2YDPYPN3BOFMOCQGDUT7I \
  | 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: 6b78b7eb037e1edd85c56385030e93fa285537fc8141bce4b71bdb09878ecb05

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cabde2dd78d2d4694c7926012552c1979ab80f80f72a1731a3763f181544df3f",
    "cross_cats_sorted": [
      "nlin.PS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2016-12-22T19:13:10Z",
    "title_canon_sha256": "6b6555097b3c988f765d69dc5e10063c1d7b5c9cd8815088339161cf9996ae89"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.07755",
    "kind": "arxiv",
    "version": 1
  }
}