Pith Number

pith:CRFBU2LG

pith:2018:CRFBU2LGRK36FJS636RP5MLL2N

not attested not anchored not stored refs pending

Preliminary Measurements for a Sub-Femtosecond Electron Bunch Length Diagnostic

A. Ovodenko, C. Swinson, F. O'Shea, G. Andonian, M.G. Fedurin, M. Harrison, M.K. Weikum, M.N. Polyanskiy, N.S. Sudar, R.W. Assmann, Z.M. Sheng

arxiv:1802.04674 v1 · 2018-02-13 · physics.acc-ph · 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{CRFBU2LGRK36FJS636RP5MLL2N}

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	2026-05-17T23:57:42.149975Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

144a1a69668ab7e2a65edfa2feb16bd35a6d1ca9b831e389d89c819c0f1d3d24

Aliases

arxiv: 1802.04674 · arxiv_version: 1802.04674v1 · doi: 10.48550/arxiv.1802.04674 · pith_short_12: CRFBU2LGRK36 · pith_short_16: CRFBU2LGRK36FJS6 · pith_short_8: CRFBU2LG

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/CRFBU2LGRK36FJS636RP5MLL2N \
  | 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: 144a1a69668ab7e2a65edfa2feb16bd35a6d1ca9b831e389d89c819c0f1d3d24

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d5f9b85833cc384b098ac39dda94ce99764cd1699992d8a299b321e938d2b7c",
    "cross_cats_sorted": [
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.acc-ph",
    "submitted_at": "2018-02-13T15:12:53Z",
    "title_canon_sha256": "dfbcea66b844baf423339e0059e48b5beb512a146eb532240954e69dbfe9252e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.04674",
    "kind": "arxiv",
    "version": 1
  }
}