Pith Number

pith:BCNBTQBS

pith:2012:BCNBTQBSCXKV6UDFZ5GL7447CK

not attested not anchored not stored refs pending

A vector control and data acquisition system for the multicavity LLRF system for cryomodule1 at Fermilab

B. Barnes, B. Chase, E. Cullerton, J. Branlard, P. Joireman, P. Varghese, V. Tupikov (Fermilab)

arxiv:1207.4995 v1 · 2012-07-20 · 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{BCNBTQBSCXKV6UDFZ5GL7447CK}

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	2026-05-18T03:50:34.573516Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

089a19c03215d55f5065cf4cbff39f12b7f5d6c2b113ba30733aa46c718ab195

Aliases

arxiv: 1207.4995 · arxiv_version: 1207.4995v1 · doi: 10.48550/arxiv.1207.4995 · pith_short_12: BCNBTQBSCXKV · pith_short_16: BCNBTQBSCXKV6UDF · pith_short_8: BCNBTQBS

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/BCNBTQBSCXKV6UDFZ5GL7447CK \
  | 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: 089a19c03215d55f5065cf4cbff39f12b7f5d6c2b113ba30733aa46c718ab195

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8470dbaaf566368148ff300e2b4f9b3a5810eaf37fe00dadb065a3bcc2d3b2d1",
    "cross_cats_sorted": [
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.acc-ph",
    "submitted_at": "2012-07-20T16:52:17Z",
    "title_canon_sha256": "c177a3169e7e44ffd72e3652a587dee06652a9d8a88ff77444d031a702ff826a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.4995",
    "kind": "arxiv",
    "version": 1
  }
}