Pith Number

pith:X4FIB3BA

pith:2009:X4FIB3BAXY6LNJSQGKDYAZS57Y

not attested not anchored not stored refs pending

Low temperature transition to a superconducting phase in boron-doped silicon films grown on (001)-oriented silicon wafers

B. Gautier, C. Dubois, C. Marcenat, D. Debarre, E. Bustarret, G. Prudon, J. Boulmer, J.C. Dupuy, J. Kacmarcik, L. Ortega, P. Achatz, R. Piquerel, T. Klein, T. Kociniewski

arxiv:0910.5378 v2 · 2009-10-28 · 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{X4FIB3BAXY6LNJSQGKDYAZS57Y}

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	2026-05-18T02:11:02.188453Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf0a80ec20be3cb6a650328780665dfe04258a259602a4ac83cad85821d2dc22

Aliases

arxiv: 0910.5378 · arxiv_version: 0910.5378v2 · doi: 10.48550/arxiv.0910.5378 · pith_short_12: X4FIB3BAXY6L · pith_short_16: X4FIB3BAXY6LNJSQ · pith_short_8: X4FIB3BA

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/X4FIB3BAXY6LNJSQGKDYAZS57Y \
  | 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: bf0a80ec20be3cb6a650328780665dfe04258a259602a4ac83cad85821d2dc22

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9410194b698431d14c16f8686e318ae2aa16928cc0582ad4b9a51dacc39b1083",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2009-10-28T13:53:59Z",
    "title_canon_sha256": "34cc2b7a410553098a3f061def7ed992784b4b1827d288919424c0380004893a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.5378",
    "kind": "arxiv",
    "version": 2
  }
}