Pith Number

pith:7FPODSUM

pith:2019:7FPODSUMY2KCZGVOCA4IYLX4GX

not attested not anchored not stored refs pending

Torsional refrigeration by twisted, coiled, and supercoiled fibers

Alexandre F. Fonseca, Ali E. Aliev, Baigang An, Carter S. Haines, Dong Qian, Douglas S. Galv\~ao, Enlai Gao, Hongbing Lu, Jiuke Mu, Kaiqing Yu, Linlin Mou, M\'arcio D. Lima, Mengmeng Chen, Na Li, Nan Jiang, Ray H. Baughman, Run Wang, Shaoli Fang, Shougen Yin, Sitong Li, Wenqian He, Wubin Zhao, Xiang Zhou, Xuemin Wang, Yanan Shen, Yaowang Li, Yicheng Xiao, Zhongsheng Liu, Zhong Wang, Zunfeng Liu

arxiv:1910.11156 v1 · 2019-10-24 · physics.app-ph · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7FPODSUMY2KCZGVOCA4IYLX4GX}

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	2026-07-05T00:14:40.639852Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f95ee1ca8cc6942c9aae10388c2efc35f3f99e024a2add12931247558e0b2776

Aliases

arxiv: 1910.11156 · arxiv_version: 1910.11156v1 · doi: 10.48550/arxiv.1910.11156 · pith_short_12: 7FPODSUMY2KC · pith_short_16: 7FPODSUMY2KCZGVO · pith_short_8: 7FPODSUM

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/7FPODSUMY2KCZGVOCA4IYLX4GX \
  | 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: f95ee1ca8cc6942c9aae10388c2efc35f3f99e024a2add12931247558e0b2776

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b1ebc8ccc86450126b2411c1aa26ce53f954d0d9678f8334107e6e7ef880a25",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2019-10-24T14:16:30Z",
    "title_canon_sha256": "87572ffafc6ebb0b571c7e9fbd80f2a01ba54809241ecdf6d57c214f0d477f30"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.11156",
    "kind": "arxiv",
    "version": 1
  }
}