Pith Number

pith:ITKAI66Q

pith:2018:ITKAI66Q6K52D2MXIE5DTDC3F2

not attested not anchored not stored refs pending

Phase Drift Compensating RF Link for Femtosecond Synchronization of E-XFEL

Dominik Sikora, Frank Ludwig, Heinrich Pryschelski, Holger Schlarb, Krzysztof Czuba, Maciej Urbanski, Pawel Jatczak

arxiv:1806.09197 v1 · 2018-06-24 · 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{ITKAI66Q6K52D2MXIE5DTDC3F2}

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	2026-05-18T00:12:30.016675Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

44d4047bd0f2bba1e997413a398c5b2eb6a730cce396d85145bae819133a70ee

Aliases

arxiv: 1806.09197 · arxiv_version: 1806.09197v1 · doi: 10.48550/arxiv.1806.09197 · pith_short_12: ITKAI66Q6K52 · pith_short_16: ITKAI66Q6K52D2MX · pith_short_8: ITKAI66Q

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/ITKAI66Q6K52D2MXIE5DTDC3F2 \
  | 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: 44d4047bd0f2bba1e997413a398c5b2eb6a730cce396d85145bae819133a70ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4052a9b23235e49dbbf9523bb6fcdffab841d992b7df3da114a0152c09a4a3a4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2018-06-24T19:40:26Z",
    "title_canon_sha256": "385ef795345cdfb2b173e986262ee7ac6fe87ae0c07bd89ce205f1ae7834714e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.09197",
    "kind": "arxiv",
    "version": 1
  }
}