Pith Number

pith:JEU7UVP5

pith:2018:JEU7UVP5GZ6YTUUTIS7NR6AGU5

not attested not anchored not stored refs pending

Dynamically encircling exceptional points: in situ control of encircling loops and the role of the starting point

Bo Hou, C. T. Chan, Shubo Wang, Xu-Lin Zhang

arxiv:1804.09145 v1 · 2018-04-14 · physics.class-ph · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JEU7UVP5GZ6YTUUTIS7NR6AGU5}

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	2026-05-18T00:13:04.207309Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4929fa55fd367d89d29344bed8f806a74bc6c84c4c6070372a7a4b5aa9208534

Aliases

arxiv: 1804.09145 · arxiv_version: 1804.09145v1 · doi: 10.48550/arxiv.1804.09145 · pith_short_12: JEU7UVP5GZ6Y · pith_short_16: JEU7UVP5GZ6YTUUT · pith_short_8: JEU7UVP5

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/JEU7UVP5GZ6YTUUTIS7NR6AGU5 \
  | 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: 4929fa55fd367d89d29344bed8f806a74bc6c84c4c6070372a7a4b5aa9208534

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9973498ca1b26efc9809d65506b9efd38f82e7ae84ce28e33e0e832c2a434fd9",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.class-ph",
    "submitted_at": "2018-04-14T03:13:19Z",
    "title_canon_sha256": "7566b84114fff7cc1b4547e27294433b7a0c416fe411b1d53894b74e36bff6b7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.09145",
    "kind": "arxiv",
    "version": 1
  }
}