Pith Number

pith:NIUQSWQA

pith:2019:NIUQSWQA7FOWNBLU2WSOGAU65F

not attested not anchored not stored refs pending

Prospects to attain room temperature superconductivity

D. G. Walmsley, J. X. Zheng, X. H. Zheng

arxiv:1905.01367 v2 · 2019-05-03 · 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{NIUQSWQA7FOWNBLU2WSOGAU65F}

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	2026-05-17T23:42:19.443098Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a29095a00f95d668574d5a4e3029ee94c37b7317b1c31000c8bbc204b198e3c

Aliases

arxiv: 1905.01367 · arxiv_version: 1905.01367v2 · doi: 10.48550/arxiv.1905.01367 · pith_short_12: NIUQSWQA7FOW · pith_short_16: NIUQSWQA7FOWNBLU · pith_short_8: NIUQSWQA

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/NIUQSWQA7FOWNBLU2WSOGAU65F \
  | 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: 6a29095a00f95d668574d5a4e3029ee94c37b7317b1c31000c8bbc204b198e3c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "34ea33c2a6ba5e8feee87a2ec6e55246e122bfd99f3cc06d06e79f04f8f7dfe0",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2019-05-03T21:21:09Z",
    "title_canon_sha256": "1f66d5aaff73936ae25131686436d2e13659e1700fbbfdeabdfbaaf67693ea07"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.01367",
    "kind": "arxiv",
    "version": 2
  }
}