Pith Number

pith:DGU3N4BC

pith:2016:DGU3N4BC3WKOG4R2ALLLBVXWF2

not attested not anchored not stored refs pending

Detecting topological exceptional points in a parity-time symmetric system with cold atoms

Dan-Wei Zhang, Jian Xu, Wei Huang, Yan-Xiong Du

arxiv:1611.02620 v1 · 2016-11-08 · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DGU3N4BC3WKOG4R2ALLLBVXWF2}

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	2026-05-18T00:39:01.345980Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

19a9b6f022dd94e3723a02d6b0d6f62e9018f441d0731cf9c3473ff7c73c48d8

Aliases

arxiv: 1611.02620 · arxiv_version: 1611.02620v1 · doi: 10.48550/arxiv.1611.02620 · pith_short_12: DGU3N4BC3WKO · pith_short_16: DGU3N4BC3WKOG4R2 · pith_short_8: DGU3N4BC

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/DGU3N4BC3WKOG4R2ALLLBVXWF2 \
  | 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: 19a9b6f022dd94e3723a02d6b0d6f62e9018f441d0731cf9c3473ff7c73c48d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fbbe079cc0cb3dde5d28a8405ded786e212537821d86806f33a4657d128972a1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2016-11-08T17:33:25Z",
    "title_canon_sha256": "299dd5413ff51987abb17d78fafdf41249f39ba71091f70d12d41f097bf2f505"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.02620",
    "kind": "arxiv",
    "version": 1
  }
}