Pith Number

pith:GZP37PZT

pith:2012:GZP37PZTQGKRDKXALYM6DCHHRY

not attested not anchored not stored refs pending

Performance of volume phase gratings manufactured using ultrafast laser inscription

Colin R. Cunningham, David Lee, Robert R. Thomson

arxiv:1207.2661 v1 · 2012-07-11 · astro-ph.IM · 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{GZP37PZTQGKRDKXALYM6DCHHRY}

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	2026-05-18T03:14:07.017885Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

365fbfbf33819511aae05e19e188e78e10d7a6e8c2428828bdef74883fdb8d36

Aliases

arxiv: 1207.2661 · arxiv_version: 1207.2661v1 · doi: 10.48550/arxiv.1207.2661 · pith_short_12: GZP37PZTQGKR · pith_short_16: GZP37PZTQGKRDKXA · pith_short_8: GZP37PZT

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/GZP37PZTQGKRDKXALYM6DCHHRY \
  | 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: 365fbfbf33819511aae05e19e188e78e10d7a6e8c2428828bdef74883fdb8d36

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "122cee67338e908096c4c3d9f180b613b049c9866c7a5904375fb9bf85faf0ee",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2012-07-11T14:55:15Z",
    "title_canon_sha256": "c8d134740df56f8ec0fe2ad76b4436f5c3bee83f75db23cff5844463cdd6bf44"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.2661",
    "kind": "arxiv",
    "version": 1
  }
}