Pith Number

pith:3DWM2WXK

pith:2015:3DWM2WXKAN3TSVU6E6TIUV7I2F

not attested not anchored not stored refs pending

Theoretical computation of the polarization characteristics of an X-ray Free-Electron Laser with planar undulator

Evgeni Saldin, Gianluca Geloni, Vitali Kocharyan

arxiv:1502.04627 v1 · 2015-02-16 · 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{3DWM2WXKAN3TSVU6E6TIUV7I2F}

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	2026-05-18T01:31:45.567008Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d8eccd5aea037739569e27a68a57e8d17d9891924b7fa988e8c8f545b97d490f

Aliases

arxiv: 1502.04627 · arxiv_version: 1502.04627v1 · doi: 10.48550/arxiv.1502.04627 · pith_short_12: 3DWM2WXKAN3T · pith_short_16: 3DWM2WXKAN3TSVU6 · pith_short_8: 3DWM2WXK

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/3DWM2WXKAN3TSVU6E6TIUV7I2F \
  | 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: d8eccd5aea037739569e27a68a57e8d17d9891924b7fa988e8c8f545b97d490f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "62bf9da64b167694f8728618a5052d12a8139a2aa9f004ee47ff19e3fe60c174",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.acc-ph",
    "submitted_at": "2015-02-16T17:03:48Z",
    "title_canon_sha256": "ed447976a4ced1911a2d9a78a6a5905241bea9186a126dca55d766cd75b4cba8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.04627",
    "kind": "arxiv",
    "version": 1
  }
}