Pith Number

pith:33QPUD2K

pith:2024:33QPUD2KTVREZKFDNCFXPKWPC7

not attested not anchored not stored refs pending

Comment on "Trapped flux in a small crystal of CaKFe$_4$As$_4$ at ambient pressure and in a diamond anvil pressure cell" by S. L. Bud'ko et al

F. Marsiglio, J. E. Hirsch

arxiv:2405.17500 v2 · 2024-05-26 · 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{33QPUD2KTVREZKFDNCFXPKWPC7}

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.

Cited by

1 paper in Pith

Reply to "Is $MgB_2$ a superconductor? Comment on "Evidence Against Superconductivity in Flux Trapping Experiments on Hydrides Under High Pressure" "

Receipt and verification

First computed	2026-07-05T10:49:44.688937Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dee0fa0f4a9d624ca8a3688b77aacf17f6d0ef85dbe1e09b3f1b7944a6bd5770

Aliases

arxiv: 2405.17500 · arxiv_version: 2405.17500v2 · doi: 10.48550/arxiv.2405.17500 · pith_short_12: 33QPUD2KTVRE · pith_short_16: 33QPUD2KTVREZKFD · pith_short_8: 33QPUD2K

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/33QPUD2KTVREZKFDNCFXPKWPC7 \
  | 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: dee0fa0f4a9d624ca8a3688b77aacf17f6d0ef85dbe1e09b3f1b7944a6bd5770

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b3bc34fc5f40c5c80054e821d5fa19ebbd7cf4421b7957eb5174f31d9ef72d58",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2024-05-26T01:47:07Z",
    "title_canon_sha256": "b9d2456c600652dd4c8e44720689f43ed40c86d8c27028bb6f05908f6f688576"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2405.17500",
    "kind": "arxiv",
    "version": 2
  }
}