Pith Number

pith:PSYIYIPT

pith:2018:PSYIYIPTQLO5RCJFIZB37W3JBU

not attested not anchored not stored refs pending

Emergence of intrinsic superconductivity below 1.178 K in the topologically non-trivial semimetal state of CaSn3

D. Graf, F.N. Womack, J. Hu, P.W. Adams, Y.L. Zhu, Y. Wang, Z.Q. Mao

arxiv:1811.11638 v1 · 2018-11-28 · cond-mat.supr-con · cond-mat.mtrl-sci · cond-mat.str-el

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PSYIYIPTQLO5RCJFIZB37W3JBU}

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	2026-05-17T23:45:32.633596Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7cb08c21f382ddd889254643bfdb690d12ce868740d25c0a66c7a75df01a278f

Aliases

arxiv: 1811.11638 · arxiv_version: 1811.11638v1 · doi: 10.48550/arxiv.1811.11638 · pith_short_12: PSYIYIPTQLO5 · pith_short_16: PSYIYIPTQLO5RCJF · pith_short_8: PSYIYIPT

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/PSYIYIPTQLO5RCJFIZB37W3JBU \
  | 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: 7cb08c21f382ddd889254643bfdb690d12ce868740d25c0a66c7a75df01a278f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "81be444dfd2283cc82e73a556dc7859daa75cfb3be0e4863685f5fa196de8986",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci",
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2018-11-28T15:47:14Z",
    "title_canon_sha256": "7424a17be59c45ee04bdf5aabc4737221fab402f0c27dcafb80093103c772976"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.11638",
    "kind": "arxiv",
    "version": 1
  }
}