Pith Number

pith:JN3FDYZQ

pith:2006:JN3FDYZQ4UZ26LPQZNJ5HUZZLH

not attested not anchored not stored refs pending

Direct experimental observation of periodic intensity modulation along straight hollow core optical waveguides

M. C. Downer, T. Pfeifer

arxiv:physics/0609080 v1 · 2006-09-09 · 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{JN3FDYZQ4UZ26LPQZNJ5HUZZLH}

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	2026-07-04T17:02:46.553238Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b7651e330e533af2df0cb53d3d33959fb17e4c00183dee3ccbc80c9585b49ec

Aliases

arxiv: physics/0609080 · arxiv_version: physics/0609080v1 · doi: 10.48550/arxiv.physics/0609080 · pith_short_12: JN3FDYZQ4UZ2 · pith_short_16: JN3FDYZQ4UZ26LPQ · pith_short_8: JN3FDYZQ

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/JN3FDYZQ4UZ26LPQZNJ5HUZZLH \
  | 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: 4b7651e330e533af2df0cb53d3d33959fb17e4c00183dee3ccbc80c9585b49ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe8efd0b6e3414521b4392a0c2d4326fbbcf2e03f5efacade66f45162d5458ae",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "physics.optics",
    "submitted_at": "2006-09-09T22:46:15Z",
    "title_canon_sha256": "6dea46030d4e59f03b42972f7711f109ae8af0fc661569982ec7db6a3bf2d1dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/0609080",
    "kind": "arxiv",
    "version": 1
  }
}