Pith Number

pith:OMIZHKQ5

pith:2020:OMIZHKQ533GP2YGQL762PKIJAD

not attested not anchored not stored refs pending

Superconductivity to 262 kelvin via catalyzed hydrogenation of yttrium at high pressures

Ashkan Salamat, Elliot Snider, Eva Zurek, Keith V. Lawler, Nathan Dasenbrock-Gammon, Noah Meyers, Ranga Dias, Raymond McBride, Xiaoyu Wang

arxiv:2012.13627 v1 · 2020-12-25 · 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{OMIZHKQ533GP2YGQL762PKIJAD}

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	2026-07-05T02:25:32.878243Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

731193aa1ddeccfd60d05ffda7a90900d4f3a931743860709d8e758072dfa97b

Aliases

arxiv: 2012.13627 · arxiv_version: 2012.13627v1 · doi: 10.48550/arxiv.2012.13627 · pith_short_12: OMIZHKQ533GP · pith_short_16: OMIZHKQ533GP2YGQ · pith_short_8: OMIZHKQ5

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/OMIZHKQ533GP2YGQL762PKIJAD \
  | 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: 731193aa1ddeccfd60d05ffda7a90900d4f3a931743860709d8e758072dfa97b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f888c235b877825996a836f7ee98a20cfe00d35bc03e4b495db6fd84674e31fa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2020-12-25T20:38:02Z",
    "title_canon_sha256": "026ce91173baf86a7db6036dc6a7f82377a44a1f5e9a049492909e49ff7e43d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.13627",
    "kind": "arxiv",
    "version": 1
  }
}