Pith Number

pith:E5QKZ4LM

pith:2011:E5QKZ4LMLN27YOOK24KU6RBYN5

not attested not anchored not stored refs pending

A Multi-Channel THz and Infrared Spectrometer for Femtosecond Electron Bunch Diagnostics by Single-Shot Spectroscopy of Coherent Radiation

B. Schmidt, C. Behrens, H. Delsim-Hashemi, P. Schm\"user, S. Wesch

arxiv:1109.0458 v3 · 2011-09-02 · physics.ins-det · 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{E5QKZ4LMLN27YOOK24KU6RBYN5}

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	2026-05-18T04:03:42.944636Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2760acf16c5b75fc39cad7154f44386f7c9f436acf55fe6c05c102e350429f5d

Aliases

arxiv: 1109.0458 · arxiv_version: 1109.0458v3 · doi: 10.48550/arxiv.1109.0458 · pith_short_12: E5QKZ4LMLN27 · pith_short_16: E5QKZ4LMLN27YOOK · pith_short_8: E5QKZ4LM

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/E5QKZ4LMLN27YOOK24KU6RBYN5 \
  | 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: 2760acf16c5b75fc39cad7154f44386f7c9f436acf55fe6c05c102e350429f5d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "474d198c2691e3af7417d16c1f12b26e5473e9fbfb4f361c30ecf72aeb646204",
    "cross_cats_sorted": [
      "physics.acc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2011-09-02T14:44:04Z",
    "title_canon_sha256": "0615f6e4a22868303ed702ad4620ecd3b81905657891812f213cd3df0fe085e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.0458",
    "kind": "arxiv",
    "version": 3
  }
}