Pith Number

pith:2UZWBZHZ

pith:2018:2UZWBZHZOPYKXO47VOKLYORHYU

not attested not anchored not stored refs pending

Detecting superconductivity in the high pressure hydrides and metallic hydrogen from optical properties

E.J. Nicol, J.P. Carbotte, T. Timusk

arxiv:1802.09951 v1 · 2018-02-27 · 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{2UZWBZHZOPYKXO47VOKLYORHYU}

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	2026-05-18T00:09:15.940963Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d53360e4f973f0abbb9fab94bc3a27c52f049610261a946befd5a62f13ad8311

Aliases

arxiv: 1802.09951 · arxiv_version: 1802.09951v1 · doi: 10.48550/arxiv.1802.09951 · pith_short_12: 2UZWBZHZOPYK · pith_short_16: 2UZWBZHZOPYKXO47 · pith_short_8: 2UZWBZHZ

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/2UZWBZHZOPYKXO47VOKLYORHYU \
  | 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: d53360e4f973f0abbb9fab94bc3a27c52f049610261a946befd5a62f13ad8311

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee79f57a95d148a69ea1eb3daa0be008b64de13adeab1824eb69de057b3567f6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2018-02-27T15:03:14Z",
    "title_canon_sha256": "60e48ba35f38ba6ecca54b017a914e5919173bffd57b76c1a094eae6b630d165"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.09951",
    "kind": "arxiv",
    "version": 1
  }
}