Pith Number

pith:DGNNUJL3

pith:1998:DGNNUJL3AE3XBSMDDFTMIFM7PX

not attested not anchored not stored refs pending

On Superconductors,Superfluids and Torsion Vortices

L.C.Garcia de Andrade

arxiv:cond-mat/9812352 v1 · 1998-12-22 · cond-mat

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DGNNUJL3AE3XBSMDDFTMIFM7PX}

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	2026-05-18T01:07:05.058805Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

199ada257b013770c9831966c4159f7df31cb46336219cd693bb52487bd4b295

Aliases

arxiv: cond-mat/9812352 · arxiv_version: cond-mat/9812352v1 · doi: 10.48550/arxiv.cond-mat/9812352 · pith_short_12: DGNNUJL3AE3X · pith_short_16: DGNNUJL3AE3XBSMD · pith_short_8: DGNNUJL3

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/DGNNUJL3AE3XBSMDDFTMIFM7PX \
  | 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: 199ada257b013770c9831966c4159f7df31cb46336219cd693bb52487bd4b295

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6401cdc976395ceecb844a516e2903817b0baf578aaf550bbaad94873eb52190",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat",
    "submitted_at": "1998-12-22T01:24:19Z",
    "title_canon_sha256": "dd2f36af89745860423450b883cff1bd0c99262885cacc0a7b916eeaee08980e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/9812352",
    "kind": "arxiv",
    "version": 1
  }
}