Pith Number

pith:GITZEOBF

pith:2003:GITZEOBFUNDQQGYKTPBQBSDL6X

not attested not anchored not stored refs pending

Efficient input and output fiber coupling to a photonic crystal waveguide

Kartik Srinivasan, Matthew Borselli, Oskar Painter, Paul E. Barclay

arxiv:physics/0311006 v1 · 2003-11-03 · 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{GITZEOBFUNDQQGYKTPBQBSDL6X}

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	2026-05-18T01:05:08.990251Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3227923825a347081b0a9bc300c86bf5f2cd1781a56e991ac88528ab469f2665

Aliases

arxiv: physics/0311006 · arxiv_version: physics/0311006v1 · doi: 10.48550/arxiv.physics/0311006 · pith_short_12: GITZEOBFUNDQ · pith_short_16: GITZEOBFUNDQQGYK · pith_short_8: GITZEOBF

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/GITZEOBFUNDQQGYKTPBQBSDL6X \
  | 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: 3227923825a347081b0a9bc300c86bf5f2cd1781a56e991ac88528ab469f2665

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "27d7443ea1b11858f9e0f48651d8413e0993d55b761e775c357b4f5f08434190",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "physics.optics",
    "submitted_at": "2003-11-03T06:43:00Z",
    "title_canon_sha256": "17ae8d19e1de21f81e5279b6ada0fdd0455062c68c5a54b3b1e2515cf173803b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/0311006",
    "kind": "arxiv",
    "version": 1
  }
}