Pith Number

pith:PM7U2YCA

pith:2011:PM7U2YCAGU7T3LXEWJEMBFSXUR

not attested not anchored not stored refs pending

Optical fiber tips functionalized with semiconductor photonic crystal cavities

Gary Shambat, James Harris, Jelena Vuckovic, J Provine, Kelley Rivoire, Tomas Sarmiento

arxiv:1109.4961 v1 · 2011-09-22 · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PM7U2YCAGU7T3LXEWJEMBFSXUR}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:00:26.286603Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b3f4d6040353f3daee4b248c09657a4680e020230e811d41120f5a3eb386897

Aliases

arxiv: 1109.4961 · arxiv_version: 1109.4961v1 · doi: 10.48550/arxiv.1109.4961 · pith_short_12: PM7U2YCAGU7T · pith_short_16: PM7U2YCAGU7T3LXE · pith_short_8: PM7U2YCA

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/PM7U2YCAGU7T3LXEWJEMBFSXUR \
  | 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: 7b3f4d6040353f3daee4b248c09657a4680e020230e811d41120f5a3eb386897

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ce8f4e1551cd5e7d4641b21350900f3d76b2e4ae24c2d6a4f449ae958474e0c0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2011-09-22T22:13:49Z",
    "title_canon_sha256": "89cfb14b1abeb9c1f061d38366886ea8c17ae5295ec17b9aef26e12a2cfa9323"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.4961",
    "kind": "arxiv",
    "version": 1
  }
}