Pith Number

pith:DAZ2Z34H

pith:2018:DAZ2Z34HZKFJAO3BQZDQOVLF4T

not attested not anchored not stored refs pending

Non-Hermitian Hopf-Link Exceptional Line Semimetals

Jiangping Hu, Zhesen Yang

arxiv:1807.05661 v5 · 2018-07-16 · 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{DAZ2Z34HZKFJAO3BQZDQOVLF4T}

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	2026-07-05T00:26:04.682619Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1833acef87ca8a903b618647075565e4fb3c5bc4dc835de880f8b2eb1c1afdb9

Aliases

arxiv: 1807.05661 · arxiv_version: 1807.05661v5 · doi: 10.48550/arxiv.1807.05661 · pith_short_12: DAZ2Z34HZKFJ · pith_short_16: DAZ2Z34HZKFJAO3B · pith_short_8: DAZ2Z34H

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/DAZ2Z34HZKFJAO3BQZDQOVLF4T \
  | 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: 1833acef87ca8a903b618647075565e4fb3c5bc4dc835de880f8b2eb1c1afdb9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b497556eab04275c6cdaf819e89ce20cd004cbc568905206475cbe6f0060055b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2018-07-16T02:44:58Z",
    "title_canon_sha256": "21e6149d929025292919498d5694c2a2656da5bd503fd3e35c32f305bb38388f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.05661",
    "kind": "arxiv",
    "version": 5
  }
}