Pith Number

pith:FMWPYNLT

pith:2021:FMWPYNLTVS3LCKZSDVTE7KH7ZY

not attested not anchored not stored refs pending

Bulk superconductivity in FeTe$_{1-x}$Se$_{x}$ via physicochemical pumping of excess iron

He Zhao, Ilija Zeljkovic, John W. Harter, Lianyang Dong, Stephen D. Wilson

arxiv:2104.10145 v1 · 2021-04-20 · 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{FMWPYNLTVS3LCKZSDVTE7KH7ZY}

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	2026-07-05T05:25:11.921590Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b2cfc3573acb6b12b321d664fa8ffce07e4d599da689a8fdb8dceb81f6a058a

Aliases

arxiv: 2104.10145 · arxiv_version: 2104.10145v1 · doi: 10.48550/arxiv.2104.10145 · pith_short_12: FMWPYNLTVS3L · pith_short_16: FMWPYNLTVS3LCKZS · pith_short_8: FMWPYNLT

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/FMWPYNLTVS3LCKZSDVTE7KH7ZY \
  | 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: 2b2cfc3573acb6b12b321d664fa8ffce07e4d599da689a8fdb8dceb81f6a058a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b849f6577cce25ca0ad7d126cf22f27e771afb37bb335c7371d3516742492134",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2021-04-20T17:36:36Z",
    "title_canon_sha256": "cecaabd2033245784ec2616b5face186c6ed2e4f3de5b14c50653d24788100f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.10145",
    "kind": "arxiv",
    "version": 1
  }
}