Pith Number

pith:4TBQCG33

pith:2012:4TBQCG33WQ6Q6ETC6QHR5ESCSK

not attested not anchored not stored refs pending

Code-division multiplexing for x-ray microcalorimeters

C. D. Reintsema, D. R. Schmidt, D. S. Swetz, G. C. Hilton, G. M. Stiehl, J. N. Ullom, J. W. Fowler, K. D. Irwin, L. R. Vale. (US National Institute of Standards, Technology), W. B. Doriese

arxiv:1201.6289 v1 · 2012-01-30 · physics.ins-det · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4TBQCG33WQ6Q6ETC6QHR5ESCSK}

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	2026-05-18T04:02:24.786080Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4c3011b7bb43d0f1262f40f1e924292aee7914f14e0584726df2c0f41da2cb8

Aliases

arxiv: 1201.6289 · arxiv_version: 1201.6289v1 · doi: 10.48550/arxiv.1201.6289 · pith_short_12: 4TBQCG33WQ6Q · pith_short_16: 4TBQCG33WQ6Q6ETC · pith_short_8: 4TBQCG33

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/4TBQCG33WQ6Q6ETC6QHR5ESCSK \
  | 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: e4c3011b7bb43d0f1262f40f1e924292aee7914f14e0584726df2c0f41da2cb8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "11b2eeb40e179203260c62d2249c41ee2445f5f306632ac38b07b9e1e0260b08",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2012-01-30T17:23:03Z",
    "title_canon_sha256": "3269ec6ef93deb90833bea4d5927bed89fee61285b118ce41fce1a70723243ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.6289",
    "kind": "arxiv",
    "version": 1
  }
}