Pith Number

pith:GGVMOHVH

pith:2011:GGVMOHVHQTFKJ4O7YU3GRYJS3Y

not attested not anchored not stored refs pending

Point-by-point inscription of apodized fiber Bragg gratings

Andreas T\"unnermann, Christian Voigtl\"ander, Graham D. Marshall, Michael J. Withford, M. J. Steel, Robert J. Williams, Stefan Nolte

arxiv:1104.2138 v1 · 2011-04-12 · 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{GGVMOHVHQTFKJ4O7YU3GRYJS3Y}

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	2026-05-18T00:12:06.714363Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

31aac71ea784caa4f1dfc53668e132de300e841e93d09151f3eddc390aa1f083

Aliases

arxiv: 1104.2138 · arxiv_version: 1104.2138v1 · doi: 10.48550/arxiv.1104.2138 · pith_short_12: GGVMOHVHQTFK · pith_short_16: GGVMOHVHQTFKJ4O7 · pith_short_8: GGVMOHVH

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/GGVMOHVHQTFKJ4O7YU3GRYJS3Y \
  | 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: 31aac71ea784caa4f1dfc53668e132de300e841e93d09151f3eddc390aa1f083

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e2db04c9746b76f57da361843893cb3f13b05a2d5ebb258434f218d7e0aa034",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2011-04-12T08:38:06Z",
    "title_canon_sha256": "0f5f6537160b6edd0afff4aa9eccb9fb240b8a9e70914c524c716aa3017b7af4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.2138",
    "kind": "arxiv",
    "version": 1
  }
}