Pith Number

pith:XWPX3KSQ

pith:2012:XWPX3KSQ55MNOWOMCAZDNF7DZF

not attested not anchored not stored refs pending

Precise Determination of Minimum Achievable Temperature for Solid-State Optical Refrigeration

Alberto Di Lieto, Denis V. Seletskiy, Mansoor Sheik-Bahae, Mauro Tonelli, Richard I. Epstein, Seth D. Melgaard

arxiv:1203.5967 v1 · 2012-03-27 · cond-mat.mtrl-sci · physics.atom-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{XWPX3KSQ55MNOWOMCAZDNF7DZF}

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	2026-05-18T03:59:12.883965Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd9f7daa50ef58d759cc10323697e3c971071ee02a1fe9d050c8a3e132d379da

Aliases

arxiv: 1203.5967 · arxiv_version: 1203.5967v1 · doi: 10.48550/arxiv.1203.5967 · pith_short_12: XWPX3KSQ55MN · pith_short_16: XWPX3KSQ55MNOWOM · pith_short_8: XWPX3KSQ

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/XWPX3KSQ55MNOWOMCAZDNF7DZF \
  | 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: bd9f7daa50ef58d759cc10323697e3c971071ee02a1fe9d050c8a3e132d379da

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c64638a0295715488f2b6f02ea6c40e84f8fce9987ff74fd99716055dbd5cc28",
    "cross_cats_sorted": [
      "physics.atom-ph"
    ],
    "license": "http://creativecommons.org/licenses/publicdomain/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2012-03-27T13:22:43Z",
    "title_canon_sha256": "4c73b1606ea008ee8a0dbbc0e843522b28940b76f2d668c073e1ac51c2d40faf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.5967",
    "kind": "arxiv",
    "version": 1
  }
}