Pith Number

pith:7GZXUTSZ

pith:2009:7GZXUTSZ5ZNHBLW6C7VHFU7EIF

not attested not anchored not stored refs pending

Model for the boron-doping dependence of the critical temperature of superconducting boron-doped diamond

B\v{r}etislav \v{S}op\'ik

arxiv:0906.3948 v1 · 2009-06-22 · cond-mat.supr-con

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7GZXUTSZ5ZNHBLW6C7VHFU7EIF}

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	2026-05-18T04:41:36.818306Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9b37a4e59ee5a70aede17ea72d3e44148bb09b0002f994ab70dfa79c0d340f6

Aliases

arxiv: 0906.3948 · arxiv_version: 0906.3948v1 · doi: 10.48550/arxiv.0906.3948 · pith_short_12: 7GZXUTSZ5ZNH · pith_short_16: 7GZXUTSZ5ZNHBLW6 · pith_short_8: 7GZXUTSZ

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/7GZXUTSZ5ZNHBLW6C7VHFU7EIF \
  | 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: f9b37a4e59ee5a70aede17ea72d3e44148bb09b0002f994ab70dfa79c0d340f6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e9cb25c03242666244e0a3a8122276c5e1e68a1132367dadf34f883cc637eba",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2009-06-22T08:31:56Z",
    "title_canon_sha256": "9497a1dddd2bbd90325bf51d3e6f8a026f4d6a0e6844b9280c3433eed0c51cbd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.3948",
    "kind": "arxiv",
    "version": 1
  }
}