Pith Number

pith:PXSUWXC2

pith:2005:PXSUWXC2FQ5WIVKXRZEDA2E3CT

not attested not anchored not stored refs pending

Optical switching and inversionless amplification controlled by state-dependent alignment of molecules

A. K. Popov, V. V. Slabko

arxiv:quant-ph/0505019 v1 · 2005-05-04 · quant-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{PXSUWXC2FQ5WIVKXRZEDA2E3CT}

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	2026-05-18T01:37:57.828020Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7de54b5c5a2c3b6455578e4830689b14f58b817f04b09e8b5706f41134b50c2e

Aliases

arxiv: quant-ph/0505019 · arxiv_version: quant-ph/0505019v1 · doi: 10.48550/arxiv.quant-ph/0505019 · pith_short_12: PXSUWXC2FQ5W · pith_short_16: PXSUWXC2FQ5WIVKX · pith_short_8: PXSUWXC2

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/PXSUWXC2FQ5WIVKXRZEDA2E3CT \
  | 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: 7de54b5c5a2c3b6455578e4830689b14f58b817f04b09e8b5706f41134b50c2e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dfe6140f924ef83c8675616dc7e916ed56913162c6e99f26dc68b4ffe0330a02",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2005-05-04T02:36:57Z",
    "title_canon_sha256": "df7f0aa39f485a13a5195f1e96cf081236a0b967dea4d38700453db6d7b4335a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0505019",
    "kind": "arxiv",
    "version": 1
  }
}