Pith Number

pith:EGFL7SHX

pith:2004:EGFL7SHXC6MNZUPCJFT62XZTP7

not attested not anchored not stored refs pending

Improved storage of coherent and squeezed states in imperfect ring cavity

Petr Marek, Radim Filip

arxiv:quant-ph/0401080 v1 · 2004-01-14 · 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{EGFL7SHXC6MNZUPCJFT62XZTP7}

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	2026-05-18T01:05:03.671945Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

218abfc8f71798dcd1e24967ed5f337fd5dbb105e0dd7574bb2f7b096542956b

Aliases

arxiv: quant-ph/0401080 · arxiv_version: quant-ph/0401080v1 · doi: 10.48550/arxiv.quant-ph/0401080 · pith_short_12: EGFL7SHXC6MN · pith_short_16: EGFL7SHXC6MNZUPC · pith_short_8: EGFL7SHX

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/EGFL7SHXC6MNZUPCJFT62XZTP7 \
  | 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: 218abfc8f71798dcd1e24967ed5f337fd5dbb105e0dd7574bb2f7b096542956b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2100d5a38d236f31ded837a4526cd4fbe2326def2dae021067c5844de7bdc0d6",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2004-01-14T16:13:06Z",
    "title_canon_sha256": "dc8519cb4bf2c39831468cef4441ddb51e89ed199c34443f85d7567ea5a5e3d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0401080",
    "kind": "arxiv",
    "version": 1
  }
}