Pith Number

pith:O7RLSJ4O

pith:2017:O7RLSJ4OJK64M6ZT7ONO4GSOBU

not attested not anchored not stored refs pending

A nanophotonic laser on a graph

Andrea Camposeo, Dario Pisignano, Dhruv Saxena, Jacopo Bertolotti, Michele Gaio, Riccardo Sapienza

arxiv:1710.06728 v3 · 2017-10-18 · 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{O7RLSJ4OJK64M6ZT7ONO4GSOBU}

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	2026-05-17T23:57:48.830544Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77e2b9278e4abdc67b33fb9aee1a4e0d04f1955683ee13ea9183653a967f580f

Aliases

arxiv: 1710.06728 · arxiv_version: 1710.06728v3 · doi: 10.48550/arxiv.1710.06728 · pith_short_12: O7RLSJ4OJK64 · pith_short_16: O7RLSJ4OJK64M6ZT · pith_short_8: O7RLSJ4O

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/O7RLSJ4OJK64M6ZT7ONO4GSOBU \
  | 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: 77e2b9278e4abdc67b33fb9aee1a4e0d04f1955683ee13ea9183653a967f580f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dedefba4a56420645ebe4351285ef151774ddcdcf728981f8b16479abf988751",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2017-10-18T13:40:26Z",
    "title_canon_sha256": "0d8f2d8add4f97810bd3c16ad37c747c5ae95227f3714ad92c546d0d90c9dcf9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.06728",
    "kind": "arxiv",
    "version": 3
  }
}