Pith Number

pith:VRGILA5A

pith:2003:VRGILA5A2MUFS6SSUEYWZAAUD2

not attested not anchored not stored refs pending

Inversionless light amplification and optical switching controlled by state-dependent alignment of molecules

A. K. Popov, V. V. Slabko

arxiv:quant-ph/0310044 v1 · 2003-10-06 · 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{VRGILA5A2MUFS6SSUEYWZAAUD2}

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	2026-07-04T16:42:38.360356Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac4c8583a0d328597a52a1316c80141e811f5fa22104ecdb9224be81ecfcf679

Aliases

arxiv: quant-ph/0310044 · arxiv_version: quant-ph/0310044v1 · doi: 10.48550/arxiv.quant-ph/0310044 · pith_short_12: VRGILA5A2MUF · pith_short_16: VRGILA5A2MUFS6SS · pith_short_8: VRGILA5A

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/VRGILA5A2MUFS6SSUEYWZAAUD2 \
  | 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: ac4c8583a0d328597a52a1316c80141e811f5fa22104ecdb9224be81ecfcf679

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e1df877093d3c8cd45aa9dff4de2d5db786084f723c2037f72bd3f2633280a5",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2003-10-06T19:23:33Z",
    "title_canon_sha256": "a24c7874e709e64c091da3b2ed5788435d505bab59d2570c590b1c2b997ebada"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0310044",
    "kind": "arxiv",
    "version": 1
  }
}