Pith Number

pith:HEKBK5W6

pith:2017:HEKBK5W6NTR6CVDFF4H3TY7SW3

not attested not anchored not stored refs pending

Demonstration of a quantized microwave quadrupole insulator with topologically protected corner states

Christopher W. Peterson, Gaurav Bahl, Taylor L. Hughes, Wladimir A. Benalcazar

arxiv:1710.03231 v1 · 2017-10-09 · cond-mat.mes-hall · 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{HEKBK5W6NTR6CVDFF4H3TY7SW3}

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	2026-05-18T00:18:16.864976Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39141576de6ce3e154652f0fb9e3f2b6fdbd0e24821050425dc6714c9eec7035

Aliases

arxiv: 1710.03231 · arxiv_version: 1710.03231v1 · doi: 10.48550/arxiv.1710.03231 · pith_short_12: HEKBK5W6NTR6 · pith_short_16: HEKBK5W6NTR6CVDF · pith_short_8: HEKBK5W6

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/HEKBK5W6NTR6CVDFF4H3TY7SW3 \
  | 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: 39141576de6ce3e154652f0fb9e3f2b6fdbd0e24821050425dc6714c9eec7035

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0cd9b412440f54eb0613936567ea4df830e8264a9af39431874c55aa3aeba98f",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2017-10-09T18:00:03Z",
    "title_canon_sha256": "ccc4f143e2dc120a4f40dd6fc1fa1fe63aba80a4385f177e17ad3af12260687b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.03231",
    "kind": "arxiv",
    "version": 1
  }
}