Pith Number

pith:NANQW5WB

pith:2005:NANQW5WBW3LXW5EOVLI2ZBWUGS

not attested not anchored not stored refs pending

Simultaneous Amplitude and Phase Measurement for Periodic Optical Signals Using Time-Resolved Optical Filtering

Cheng-Chen Wu, Hau-Kai Chen, Hsi-Cheng Wang, KeangPo Ho

arxiv:physics/0505082 v1 · 2005-05-11 · physics.optics · physics.ins-det

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NANQW5WBW3LXW5EOVLI2ZBWUGS}

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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	2026-05-18T03:36:27.271322Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

681b0b76c1b6d77b748eaad1ac86d4349df34d3ca302447d734082568fd053e9

Aliases

arxiv: physics/0505082 · arxiv_version: physics/0505082v1 · doi: 10.48550/arxiv.physics/0505082 · pith_short_12: NANQW5WBW3LX · pith_short_16: NANQW5WBW3LXW5EO · pith_short_8: NANQW5WB

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/NANQW5WBW3LXW5EOVLI2ZBWUGS \
  | 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: 681b0b76c1b6d77b748eaad1ac86d4349df34d3ca302447d734082568fd053e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab1c5b321ed937b3ce8d7103cc049feea4e689c2b318349ef7f846deccdaea9a",
    "cross_cats_sorted": [
      "physics.ins-det"
    ],
    "license": "",
    "primary_cat": "physics.optics",
    "submitted_at": "2005-05-11T15:47:59Z",
    "title_canon_sha256": "763dd241564faa4fe042bacaf99dd4542e296251d47ef2509b422b4f03e52b03"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/0505082",
    "kind": "arxiv",
    "version": 1
  }
}