Pith Number

pith:2ZNDC4N3

pith:2025:2ZNDC4N3PFHJN7ZWABQ7E6PXRJ

not attested not anchored not stored refs pending

On a recent explanation of the dynamics of the Meissner effect within the conventional theory of superconductivity

J. E. Hirsch

arxiv:2512.16938 v2 · 2025-12-12 · 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{2ZNDC4N3PFHJN7ZWABQ7E6PXRJ}

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	2026-05-26T02:05:04.695650Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d65a3171bb794e96ff360061f279f78a6b666600303cb7b4bb1369fc436574a9

Aliases

arxiv: 2512.16938 · arxiv_version: 2512.16938v2 · doi: 10.48550/arxiv.2512.16938 · pith_short_12: 2ZNDC4N3PFHJ · pith_short_16: 2ZNDC4N3PFHJN7ZW · pith_short_8: 2ZNDC4N3

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/2ZNDC4N3PFHJN7ZWABQ7E6PXRJ \
  | 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: d65a3171bb794e96ff360061f279f78a6b666600303cb7b4bb1369fc436574a9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5cb1132619df5f787be5c6f99ae302707a0597d05806fe8fa00b9c40f2aa32d5",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2025-12-12T15:36:16Z",
    "title_canon_sha256": "5c4625b6dd5ea18bab11bfcef2d467e8dd241a72f42fb0ba7a76c721fa095682"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2512.16938",
    "kind": "arxiv",
    "version": 2
  }
}