Pith Number

pith:X6WZDFEV

pith:2011:X6WZDFEVURMVYRUZTPEV2HXQXW

not attested not anchored not stored refs pending

Optical Phase-Space-Time-Frequency Tomography

Kim Fook Lee, Paul Rojas, Rachel Blaser, Yong Meng Sua

arxiv:1101.2657 v2 · 2011-01-13 · 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{X6WZDFEVURMVYRUZTPEV2HXQXW}

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	2026-05-18T02:03:40.212380Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bfad919495a4595c46999bc95d1ef0bdbf0a4a53dfc2b31a3781b173eeaadda5

Aliases

arxiv: 1101.2657 · arxiv_version: 1101.2657v2 · doi: 10.48550/arxiv.1101.2657 · pith_short_12: X6WZDFEVURMV · pith_short_16: X6WZDFEVURMVYRUZ · pith_short_8: X6WZDFEV

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/X6WZDFEVURMVYRUZTPEV2HXQXW \
  | 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: bfad919495a4595c46999bc95d1ef0bdbf0a4a53dfc2b31a3781b173eeaadda5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "109bea9e8ec3a97f0278d09ac8409fb7768a583722cc0f5dd258f6b04ca36bcd",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-01-13T20:21:10Z",
    "title_canon_sha256": "27fbe61ed5eeaf667984a510d4b74f6de00e97fbc8eaadd800ef890e05af3ca2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.2657",
    "kind": "arxiv",
    "version": 2
  }
}