Pith Number

pith:ZXTA4KCE

pith:2021:ZXTA4KCEYXJR3RK6H6V74C77LD

not attested not anchored not stored refs pending

Unconventional superconductivity mediated solely by isotropic electron-phonon interaction

Alex Aperis, Fabian Schrodi, Peter M. Oppeneer

arxiv:2106.12319 v1 · 2021-06-23 · 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{ZXTA4KCEYXJR3RK6H6V74C77LD}

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	2026-07-05T03:30:32.526382Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cde60e2844c5d31dc55e3fabfe0bff58d29182148fd55959565f3cf5e6cf7036

Aliases

arxiv: 2106.12319 · arxiv_version: 2106.12319v1 · doi: 10.48550/arxiv.2106.12319 · pith_short_12: ZXTA4KCEYXJR · pith_short_16: ZXTA4KCEYXJR3RK6 · pith_short_8: ZXTA4KCE

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/ZXTA4KCEYXJR3RK6H6V74C77LD \
  | 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: cde60e2844c5d31dc55e3fabfe0bff58d29182148fd55959565f3cf5e6cf7036

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ec759c96b8ce6097ff81158f890db20ef6556142e680da43d338fb403f1d47b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2021-06-23T11:33:12Z",
    "title_canon_sha256": "f0676d4999fa1d46da91c74a38c89f091e9b05ff53bc0e4e8539a2dca4917da2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.12319",
    "kind": "arxiv",
    "version": 1
  }
}