Pith Number

pith:G6Q5X4FW

pith:2021:G6Q5X4FW47US3VKZMXFFRA3BRR

not attested not anchored not stored refs pending

Non-Hermitian topological end breathers

Li-Jun Lang, Shi-Liang Zhu, Y. D. Chong

arxiv:2104.02906 v2 · 2021-04-07 · quant-ph · cond-mat.other · nlin.PS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{G6Q5X4FW47US3VKZMXFFRA3BRR}

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	2026-07-05T03:02:49.905000Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

37a1dbf0b6e7e92dd55965ca5883618c6547de054bea751203d6024405e251ef

Aliases

arxiv: 2104.02906 · arxiv_version: 2104.02906v2 · doi: 10.48550/arxiv.2104.02906 · pith_short_12: G6Q5X4FW47US · pith_short_16: G6Q5X4FW47US3VKZ · pith_short_8: G6Q5X4FW

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/G6Q5X4FW47US3VKZMXFFRA3BRR \
  | 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: 37a1dbf0b6e7e92dd55965ca5883618c6547de054bea751203d6024405e251ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb7b94fa84d81f80f4a59ab8a83cab37eb921dc800593bab76ca529bd105b006",
    "cross_cats_sorted": [
      "cond-mat.other",
      "nlin.PS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-04-07T04:08:45Z",
    "title_canon_sha256": "52315b686c9f2a5e9a903eccb974d0fa705d4d582d48c315cc3fb80eb4172fe2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.02906",
    "kind": "arxiv",
    "version": 2
  }
}