Pith Number

pith:ECFHPFUN

pith:2019:ECFHPFUNYMFZOIUWP3MBVMLD7Q

not attested not anchored not stored refs pending

Comment to "Quantum Spin Hall Effect and Topological Phase Transition in HGTe Quantum Wells" by B. Andrei Bernevig, Taylor L. Hughes and Shou-Cheng Zhang Science 314, 1757 (2006)

Konrad Sakowski, Pawe{\l} Kempisty, Pawe{\l} Strak, Stanis{\l}aw Krukowski

arxiv:1902.04984 v1 · 2019-02-13 · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ECFHPFUNYMFZOIUWP3MBVMLD7Q}

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	2026-05-17T23:54:03.727865Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

208a77968dc30b9722967ed81ab163fc20c48b86680e6e764b83a1c7572644c4

Aliases

arxiv: 1902.04984 · arxiv_version: 1902.04984v1 · doi: 10.48550/arxiv.1902.04984 · pith_short_12: ECFHPFUNYMFZ · pith_short_16: ECFHPFUNYMFZOIUW · pith_short_8: ECFHPFUN

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/ECFHPFUNYMFZOIUWP3MBVMLD7Q \
  | 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: 208a77968dc30b9722967ed81ab163fc20c48b86680e6e764b83a1c7572644c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "225e69da6744f6dad853da7bd12b5b840d7a9976705b86f1ffbd3d3d59cc846f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2019-02-13T16:20:12Z",
    "title_canon_sha256": "3e23c9c44f823d36d27260b000c29b82301b3767262c5740e05d5688a466fc7a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.04984",
    "kind": "arxiv",
    "version": 1
  }
}