Pith Number

pith:6CLZ2NKA

pith:2009:6CLZ2NKAI7XEA7GBV3IZDN6UOV

not attested not anchored not stored refs pending

Ultrastable lasers based on vibration insensitive cavities

C. Mandache, D. V. Magalhaes, E. M. L. English, G. Santarelli, J. Lodewyck, J. Millo, P. G. Westergaard, P. Lemonde, S. Bize, Y. Le Coq

arxiv:0901.4717 v3 · 2009-01-29 · 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{6CLZ2NKAI7XEA7GBV3IZDN6UOV}

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	2026-07-04T17:24:01.602371Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f0979d354047ee407cc1aed191b7d4757a85ecc583d3e498d9d9f516e7694728

Aliases

arxiv: 0901.4717 · arxiv_version: 0901.4717v3 · doi: 10.48550/arxiv.0901.4717 · pith_short_12: 6CLZ2NKAI7XE · pith_short_16: 6CLZ2NKAI7XEA7GB · pith_short_8: 6CLZ2NKA

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/6CLZ2NKAI7XEA7GBV3IZDN6UOV \
  | 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: f0979d354047ee407cc1aed191b7d4757a85ecc583d3e498d9d9f516e7694728

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85a9f9074a579d14ce9ba7aae134fe38eddd702c720892ee344bce5c9d372153",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2009-01-29T17:12:49Z",
    "title_canon_sha256": "063dd97a4ef43cd0c891b396a5219254780c4f58bbcaa2c5ea5f58799da5c62c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0901.4717",
    "kind": "arxiv",
    "version": 3
  }
}