Pith Number

pith:QFIRRPHJ

pith:2008:QFIRRPHJBGTL3RR4YE326WNIDG

not attested not anchored not stored refs pending

Chaotic Microcavity Laser with Low threshold and Unidirectional Output

B. Y. Liu, G. s .Solomon, H. Cao, Q. H. Song, S. T. Ho, W. Fang

arxiv:0810.3923 v1 · 2008-10-21 · 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{QFIRRPHJBGTL3RR4YE326WNIDG}

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	2026-05-18T02:15:23.763853Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

815118bce909a6bdc63cc137af59a819b8cf856afc4cd379bd977b33eb47e73b

Aliases

arxiv: 0810.3923 · arxiv_version: 0810.3923v1 · doi: 10.48550/arxiv.0810.3923 · pith_short_12: QFIRRPHJBGTL · pith_short_16: QFIRRPHJBGTL3RR4 · pith_short_8: QFIRRPHJ

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/QFIRRPHJBGTL3RR4YE326WNIDG \
  | 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: 815118bce909a6bdc63cc137af59a819b8cf856afc4cd379bd977b33eb47e73b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f905f6c81eac580556f7bc5b123afd7a2e0b6e31f815ae884720d09cdab78a96",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2008-10-21T20:21:12Z",
    "title_canon_sha256": "daf636ee5a8f2cb240a4dbba085d71a72a2b84df1e65e1c78aa9ae77d3d3217b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0810.3923",
    "kind": "arxiv",
    "version": 1
  }
}