Pith Number

pith:SJMV2EW6

pith:2025:SJMV2EW6CPLK57TKDRB56FCN3P

not attested not anchored not stored refs pending

What holes in superconductors reveal about superconductivity

J. E. Hirsch

arxiv:2506.07361 v1 · 2025-06-09 · 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{SJMV2EW6CPLK57TKDRB56FCN3P}

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	2026-05-27T00:04:24.114241Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

92595d12de13d6aefe6a1c43df144ddbc1cbd716e03dae605ac75e96be659d32

Aliases

arxiv: 2506.07361 · arxiv_version: 2506.07361v1 · doi: 10.48550/arxiv.2506.07361 · pith_short_12: SJMV2EW6CPLK · pith_short_16: SJMV2EW6CPLK57TK · pith_short_8: SJMV2EW6

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/SJMV2EW6CPLK57TKDRB56FCN3P \
  | 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: 92595d12de13d6aefe6a1c43df144ddbc1cbd716e03dae605ac75e96be659d32

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1bd8bc42183cce5a6cca8011083dae240915cff5b6ab2ab8027e078b9bd2cbf2",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2025-06-09T02:14:37Z",
    "title_canon_sha256": "e2734bdf9132f9afdeb85336955155c3324c13dfb0e6329fcc2c51490620bb2c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.07361",
    "kind": "arxiv",
    "version": 1
  }
}