Pith Number

pith:2QPRI2J4

pith:2012:2QPRI2J4KCYAE7G7MF2TAZ6BRT

not attested not anchored not stored refs pending

First Commissioning of a Cryogenic Distillation Column for Low Radioactivity Underground Argon

A. Alton, A. Goretti, An. Ianni, B. Loer, C. Condon, C. Galbiati, C. Kendziora, D. Montanari, E. de Haas, H. O. Back, P. Mosteiro, S. Pordes, T. Alexander, T. Hohmann

arxiv:1204.6061 v2 · 2012-04-26 · astro-ph.IM · 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{2QPRI2J4KCYAE7G7MF2TAZ6BRT}

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	2026-05-18T03:56:35.052676Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d41f14693c50b0027cdf61753067c18cc2ee00b054de90468fb331a1e962a705

Aliases

arxiv: 1204.6061 · arxiv_version: 1204.6061v2 · doi: 10.48550/arxiv.1204.6061 · pith_short_12: 2QPRI2J4KCYA · pith_short_16: 2QPRI2J4KCYAE7G7 · pith_short_8: 2QPRI2J4

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/2QPRI2J4KCYAE7G7MF2TAZ6BRT \
  | 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: d41f14693c50b0027cdf61753067c18cc2ee00b054de90468fb331a1e962a705

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "edf72d195a78b0fb5bd135664df928d9f271ccfd89570d90be442d26ca7bceab",
    "cross_cats_sorted": [
      "hep-ex"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2012-04-26T21:15:47Z",
    "title_canon_sha256": "fcb251d39e5cddc9f8b35aaa5b11769123ecce00070e89d28ac596c20d604821"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.6061",
    "kind": "arxiv",
    "version": 2
  }
}