Pith Number

pith:FG4JJKQC

pith:2014:FG4JJKQC7ADR46YQ6O3GZCIFVQ

not attested not anchored not stored refs pending

Roughness Tolerance Studies for the Undulator Beam Pipe Chamber of LCLS-II

G. Stupakov, K. Bane

arxiv:1405.0330 v1 · 2014-05-02 · physics.acc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FG4JJKQC7ADR46YQ6O3GZCIFVQ}

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	2026-05-18T02:52:48.189144Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

29b894aa02f8071e7b10f3b66c8905ac338da62b5b71a74ba6d03db40a6ad2d1

Aliases

arxiv: 1405.0330 · arxiv_version: 1405.0330v1 · doi: 10.48550/arxiv.1405.0330 · pith_short_12: FG4JJKQC7ADR · pith_short_16: FG4JJKQC7ADR46YQ · pith_short_8: FG4JJKQC

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/FG4JJKQC7ADR46YQ6O3GZCIFVQ \
  | 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: 29b894aa02f8071e7b10f3b66c8905ac338da62b5b71a74ba6d03db40a6ad2d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "efe8e5f43c158f538af7ac1aaabd6279d98972751af4ced98d933f0307b0af11",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.acc-ph",
    "submitted_at": "2014-05-02T01:08:46Z",
    "title_canon_sha256": "744cc92e2bfe3c49104813ea4a25282ffb20600c51f5d96832863ffb57c824af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.0330",
    "kind": "arxiv",
    "version": 1
  }
}