Pith Number

pith:TTLWL77F

pith:2021:TTLWL77FMM5FKJ53MK35YXQA3X

not attested not anchored not stored refs pending

Superconductivity in Layered van der Waals Hydrogenated Germanene at High Pressure

Bingbing Liu, Jincheng Zhuang, Miao-Ling Lin, Ming Yang, Nana Liu, Ping-Heng Tan, Quanjun Li, Shi Xue Dou, Weichang Hao, Xiaodong Li, Xiaoling Jing, Xun Xu, Yanchun Li, Yani Liu, Yi Du, Yilian Xi, Ying Sun, Zhongfei Xu

arxiv:2105.04092 v2 · 2021-05-10 · cond-mat.supr-con · 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{TTLWL77FMM5FKJ53MK35YXQA3X}

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	2026-07-05T02:46:13.771012Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9cd765ffe5633a5527bb62b7dc5e00ddebf48789773100d5a7cd308b9c514b14

Aliases

arxiv: 2105.04092 · arxiv_version: 2105.04092v2 · doi: 10.48550/arxiv.2105.04092 · pith_short_12: TTLWL77FMM5F · pith_short_16: TTLWL77FMM5FKJ53 · pith_short_8: TTLWL77F

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/TTLWL77FMM5FKJ53MK35YXQA3X \
  | 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: 9cd765ffe5633a5527bb62b7dc5e00ddebf48789773100d5a7cd308b9c514b14

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b68c31cbe8b49e6cc258112ff7eedd969df7a9f06ddbca096ac2151d1efc6e6e",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2021-05-10T03:48:27Z",
    "title_canon_sha256": "67917675285fcb4b173aca6309a85d84bb5b91b275da5ce6be5ef25614a13319"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.04092",
    "kind": "arxiv",
    "version": 2
  }
}