Pith Number

pith:UAOWPPCO

pith:2011:UAOWPPCORVBNHOKL2B2TLDOQ3O

not attested not anchored not stored refs pending

The origin of the Meissner effect in new and old superconductors

J. E. Hirsch

arxiv:1201.0139 v1 · 2011-12-30 · 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{UAOWPPCORVBNHOKL2B2TLDOQ3O}

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

Ground State Wave Function Overlap in Superconductors and Superfluids

Receipt and verification

First computed	2026-05-18T04:02:52.293220Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a01d67bc4e8d42d3b94bd075358dd0dbacb7b17b4b1e69b805b1cb5eb24eb3ad

Aliases

arxiv: 1201.0139 · arxiv_version: 1201.0139v1 · doi: 10.48550/arxiv.1201.0139 · pith_short_12: UAOWPPCORVBN · pith_short_16: UAOWPPCORVBNHOKL · pith_short_8: UAOWPPCO

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/UAOWPPCORVBNHOKL2B2TLDOQ3O \
  | 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: a01d67bc4e8d42d3b94bd075358dd0dbacb7b17b4b1e69b805b1cb5eb24eb3ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41b15d48c46a6c056763178c758f1eea443e8b13fba518265f49cec69e992d87",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2011-12-30T15:39:51Z",
    "title_canon_sha256": "8c97bb949f35587275171ddddf202210076c9302fbaa77aa4b00c591cd9e2fd1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.0139",
    "kind": "arxiv",
    "version": 1
  }
}