Pith Number

pith:ME4R7TDQ

pith:2014:ME4R7TDQFYULH6CKIWGBT4BOZC

not attested not anchored not stored refs pending

An angular-selective electron source for the KATRIN experiment

B. Ostrick, C. Weinheimer, H. Baumeister, H. Hein, H.-W. Ortjohann, J. Bonn, K. Bokeloh, K. Valerius, M. Beck, M. Zboril, S. Bauer, S. Rosendahl, S. Streubel

arxiv:1411.0138 v1 · 2014-11-01 · physics.ins-det · hep-ex

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ME4R7TDQFYULH6CKIWGBT4BOZC}

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	2026-05-18T01:41:36.226242Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

61391fcc702e28b3f84a458c19f02ec888b8786ae2cbaf85fb27b0e083d0265f

Aliases

arxiv: 1411.0138 · arxiv_version: 1411.0138v1 · doi: 10.48550/arxiv.1411.0138 · pith_short_12: ME4R7TDQFYUL · pith_short_16: ME4R7TDQFYULH6CK · pith_short_8: ME4R7TDQ

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/ME4R7TDQFYULH6CKIWGBT4BOZC \
  | 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: 61391fcc702e28b3f84a458c19f02ec888b8786ae2cbaf85fb27b0e083d0265f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e697fc729164dd3826a5b596fb6faa02fe72e660b4a7c5619be5d9d7e359bc2",
    "cross_cats_sorted": [
      "hep-ex"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2014-11-01T16:59:19Z",
    "title_canon_sha256": "196593319d0e2d1a5cd13ce9722233b73cf23167663248b79edb2da120b0c150"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.0138",
    "kind": "arxiv",
    "version": 1
  }
}