Pith Number

pith:PQMDM7GB

pith:2011:PQMDM7GBVIVZKJWWQHOCDSOBK2

not attested not anchored not stored refs pending

Qualification Tests of 474 Photomultiplier Tubes for the Inner Detector of the Double Chooz Experiment

A. St\"uken, C. Bauer, C. Langbrandtner, C. Wiebusch, E. Borger, F. Kaether, K. J\"anner, M. Lindner, M. Reissfelder, R. Hofacker, S. Lucht, S. Sch\"onert

arxiv:1104.0758 v2 · 2011-04-05 · physics.ins-det · hep-ex · nucl-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{PQMDM7GBVIVZKJWWQHOCDSOBK2}

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	2026-05-18T04:19:43.115741Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c18367cc1aa2b9526d681dc21c9c1568e45cb948abb5959cffb3b38bc1584b6

Aliases

arxiv: 1104.0758 · arxiv_version: 1104.0758v2 · doi: 10.48550/arxiv.1104.0758 · pith_short_12: PQMDM7GBVIVZ · pith_short_16: PQMDM7GBVIVZKJWW · pith_short_8: PQMDM7GB

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/PQMDM7GBVIVZKJWWQHOCDSOBK2 \
  | 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: 7c18367cc1aa2b9526d681dc21c9c1568e45cb948abb5959cffb3b38bc1584b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cee0f0200161ab396134d1ede92d83e530fc122413c8f8fde469465a48daf367",
    "cross_cats_sorted": [
      "hep-ex",
      "nucl-ex"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2011-04-05T07:59:59Z",
    "title_canon_sha256": "9fd08d79b57fddf198b2032e3cc77fa57a3758f0622e19ab7b079d0d45972466"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.0758",
    "kind": "arxiv",
    "version": 2
  }
}