Pith Number

pith:PDFTPZIC

pith:2018:PDFTPZICGKSSHTAHBFSPCYTOZJ

not attested not anchored not stored refs pending

Laser frequency stabilization using a commercial wavelength meter

Canzhu Tan, Chang Qiao, Fachao Hu, Ingo Nosske, Luc Couturier, Matthias Weidem\"uller, Peng Chen, Y. H. Jiang

arxiv:1802.09274 v2 · 2018-02-26 · 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{PDFTPZICGKSSHTAHBFSPCYTOZJ}

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	2026-05-18T00:16:25.562473Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

78cb37e50232a523cc070964f1626eca56a5da56580c74bbf30f96f39e97c452

Aliases

arxiv: 1802.09274 · arxiv_version: 1802.09274v2 · doi: 10.48550/arxiv.1802.09274 · pith_short_12: PDFTPZICGKSS · pith_short_16: PDFTPZICGKSSHTAH · pith_short_8: PDFTPZIC

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/PDFTPZICGKSSHTAHBFSPCYTOZJ \
  | 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: 78cb37e50232a523cc070964f1626eca56a5da56580c74bbf30f96f39e97c452

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9dda24d564d97ea3d8e8e88899ca509ba9719d80e68bb30814921dea140d030",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2018-02-26T12:37:59Z",
    "title_canon_sha256": "79eb13efd23aca0780349441de214f041667ae90c2b02c5523c288a4d40790f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.09274",
    "kind": "arxiv",
    "version": 2
  }
}