Pith Number

pith:DMTBWM3K

pith:2015:DMTBWM3KPN6VTDR6OMNN6KYKK2

not attested not anchored not stored refs pending

Hydrogen-substituted superconductors SmFeAsO1-xHx misidentified as oxygen-deficient SmFeAsO1-x

Hideo Hosono, Satoru Matsuishi, Soshi Iimura, Yoshinori Muraba

arxiv:1511.02622 v2 · 2015-11-09 · cond-mat.supr-con · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DMTBWM3KPN6VTDR6OMNN6KYKK2}

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	2026-05-18T01:25:11.128390Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b261b336a7b7d598e3e731adf2b0a56990e03c0585374098d23d259d0c9bdc5

Aliases

arxiv: 1511.02622 · arxiv_version: 1511.02622v2 · doi: 10.48550/arxiv.1511.02622 · pith_short_12: DMTBWM3KPN6V · pith_short_16: DMTBWM3KPN6VTDR6 · pith_short_8: DMTBWM3K

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/DMTBWM3KPN6VTDR6OMNN6KYKK2 \
  | 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: 1b261b336a7b7d598e3e731adf2b0a56990e03c0585374098d23d259d0c9bdc5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c0161249a934970f76ca02166219f5e31c60624622dbc1ad0da7b4e30f3d04f",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2015-11-09T10:23:10Z",
    "title_canon_sha256": "1b4cc7445d334f64b42407fc316dd62a56291f7efcfd030f3b84e04f36398da3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.02622",
    "kind": "arxiv",
    "version": 2
  }
}