Pith Number

pith:3TL5SGMU

pith:2012:3TL5SGMUZNDDKR2EOSOOQFUDFO

not attested not anchored not stored refs pending

Frequency comb from a microresonator with engineered spectrum

Ivan S. Grudinin, Lukas Baumgartel, Nan Yu

arxiv:1202.1318 v1 · 2012-02-07 · physics.optics · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3TL5SGMUZNDDKR2EOSOOQFUDFO}

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	2026-05-18T00:39:41.314543Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dcd7d91994cb46354744749ce816832bbcafa90a750ca8a17db3dce73c1b7a5c

Aliases

arxiv: 1202.1318 · arxiv_version: 1202.1318v1 · doi: 10.48550/arxiv.1202.1318 · pith_short_12: 3TL5SGMUZNDD · pith_short_16: 3TL5SGMUZNDDKR2E · pith_short_8: 3TL5SGMU

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/3TL5SGMUZNDDKR2EOSOOQFUDFO \
  | 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: dcd7d91994cb46354744749ce816832bbcafa90a750ca8a17db3dce73c1b7a5c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1309e5ec510cca77b198c30d7055d37680ece2a37d3dafaf01dbd75670f39fc8",
    "cross_cats_sorted": [
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2012-02-07T00:03:00Z",
    "title_canon_sha256": "6ac4448fd96a1c94590fe73fce382e7a2a6237bdb9cd8b8d057d0c95b0cedb3a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.1318",
    "kind": "arxiv",
    "version": 1
  }
}