Pith Number

pith:ZSPLRRTG

pith:2015:ZSPLRRTGQY6L5BMMMAQ4FMOALM

not attested not anchored not stored refs pending

(Almost-)blind locking algorithm for high finesse suspended optical cavities

Giancarlo Cella, Manuel Marchi\`o

arxiv:1505.02697 v1 · 2015-05-11 · 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{ZSPLRRTGQY6L5BMMMAQ4FMOALM}

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	2026-05-18T02:16:11.831254Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc9eb8c666863cbe858c6021c2b1c05b33a29297187f40aba08de3cdecb59264

Aliases

arxiv: 1505.02697 · arxiv_version: 1505.02697v1 · doi: 10.48550/arxiv.1505.02697 · pith_short_12: ZSPLRRTGQY6L · pith_short_16: ZSPLRRTGQY6L5BMM · pith_short_8: ZSPLRRTG

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/ZSPLRRTGQY6L5BMMMAQ4FMOALM \
  | 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: cc9eb8c666863cbe858c6021c2b1c05b33a29297187f40aba08de3cdecb59264

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b788fc35d24ba1f70290889a40a3caf8fd8c12b3d6dc68af6fdb04ec3f11423",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2015-05-11T16:27:40Z",
    "title_canon_sha256": "71aa4587bf532845ef56ddd84765d2130827532d44bf0871668241c8e2e70b6d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.02697",
    "kind": "arxiv",
    "version": 1
  }
}