Pith Number

pith:UFEFXMQB

pith:2017:UFEFXMQB5F4FTLEBSLPFQDHRFE

not attested not anchored not stored refs pending

Spectral singularity in composite systems and simulation of a resonant lasing cavity

G. R. Li, X. Z. Zhang, Z. Song

arxiv:1709.10238 v1 · 2017-09-29 · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UFEFXMQB5F4FTLEBSLPFQDHRFE}

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	2026-05-18T00:34:03.825937Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1485bb201e97859ac8192de580cf1293d3f4ed0d9a970be4194699038b4ecb2

Aliases

arxiv: 1709.10238 · arxiv_version: 1709.10238v1 · doi: 10.48550/arxiv.1709.10238 · pith_short_12: UFEFXMQB5F4F · pith_short_16: UFEFXMQB5F4FTLEB · pith_short_8: UFEFXMQB

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/UFEFXMQB5F4FTLEBSLPFQDHRFE \
  | 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: a1485bb201e97859ac8192de580cf1293d3f4ed0d9a970be4194699038b4ecb2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2f63137998a672089cbdedec781210362e36d71377f2fbfb27f6027cfbb5bed",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-09-29T05:01:32Z",
    "title_canon_sha256": "cbe50892ba3279af893bd771f18b665053165db814e4e4ba3fff87a9eace27f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.10238",
    "kind": "arxiv",
    "version": 1
  }
}