Pith Number

pith:OS4GGRCA

pith:2002:OS4GGRCAFS3TRF2MQB5MPV4WBD

not attested not anchored not stored refs pending

Vacuum induced Spin-1/2 Berry phase

A. Carollo, I. Fuentes-Guridi, S. Bose, V. Vedral

arxiv:quant-ph/0202128 v2 · 2002-02-22 · 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{OS4GGRCAFS3TRF2MQB5MPV4WBD}

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	2026-05-18T04:17:25.854099Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

74b86344402cb738974c807ac7d79608d48f3d49e620bfafde615d3d020fc740

Aliases

arxiv: quant-ph/0202128 · arxiv_version: quant-ph/0202128v2 · doi: 10.48550/arxiv.quant-ph/0202128 · pith_short_12: OS4GGRCAFS3T · pith_short_16: OS4GGRCAFS3TRF2M · pith_short_8: OS4GGRCA

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/OS4GGRCAFS3TRF2MQB5MPV4WBD \
  | 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: 74b86344402cb738974c807ac7d79608d48f3d49e620bfafde615d3d020fc740

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a0800d77087837a0d32cef99c38e5cd912f8d8093db2e7df2a8891dccc9f4459",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2002-02-22T12:14:14Z",
    "title_canon_sha256": "5262f2b82159e90e898f0770b02b8360a84fe0e1d602122147e4094bddb89236"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0202128",
    "kind": "arxiv",
    "version": 2
  }
}