Pith Number

pith:HCHAIVYT

pith:2002:HCHAIVYTDTFXNHIENLYOVFGVTK

not attested not anchored not stored refs pending

Changes of the topological charge of vortices

Bogdan Damski, Krzysztof Sacha

arxiv:quant-ph/0202137 v2 · 2002-02-25 · quant-ph · cond-mat

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HCHAIVYTDTFXNHIENLYOVFGVTK}

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	2026-07-04T16:36:00.095739Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

388e0457131ccb769d046af0ea94d59aa00900e4d934008e17091d35db6d5c05

Aliases

arxiv: quant-ph/0202137 · arxiv_version: quant-ph/0202137v2 · doi: 10.48550/arxiv.quant-ph/0202137 · pith_short_12: HCHAIVYTDTFX · pith_short_16: HCHAIVYTDTFXNHIE · pith_short_8: HCHAIVYT

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/HCHAIVYTDTFXNHIENLYOVFGVTK \
  | 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: 388e0457131ccb769d046af0ea94d59aa00900e4d934008e17091d35db6d5c05

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b645b2ff2414cf1f0be031d63d1c5550942128ffc16c384070b2eb7cc13bdf12",
    "cross_cats_sorted": [
      "cond-mat"
    ],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2002-02-25T13:47:39Z",
    "title_canon_sha256": "f75555da96eca0a9a32b3980d6bc39c75a4f47d5b0c93cdb50a558a89b4002c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0202137",
    "kind": "arxiv",
    "version": 2
  }
}