Pith Number

pith:NMQPMSDR

pith:2026:NMQPMSDRSWS3MOKMS2HOE5F4PV

not attested not anchored not stored refs pending

Topological charge, helicity and vorticity conservation and the reverse spin-current model in the II-nd type multifferoics

Pavel A. Andreev

arxiv:2607.06756 v1 · 2026-07-07 · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NMQPMSDRSWS3MOKMS2HOE5F4PV}

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	2026-07-09T00:19:25.448627Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b20f6487195a5b6394c968ee274bc7d69912168b469cea6fa7ad9d80f0e452b

Aliases

arxiv: 2607.06756 · arxiv_version: 2607.06756v1 · doi: 10.48550/arxiv.2607.06756 · pith_short_12: NMQPMSDRSWS3 · pith_short_16: NMQPMSDRSWS3MOKM · pith_short_8: NMQPMSDR

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/NMQPMSDRSWS3MOKMS2HOE5F4PV \
  | 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: 6b20f6487195a5b6394c968ee274bc7d69912168b469cea6fa7ad9d80f0e452b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "963848999d4f4908827941eafddd98f42f7838654c6ddb2ce6b9f43f290cbee8",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2026-07-07T19:38:26Z",
    "title_canon_sha256": "a01864fd72ca6dc5b20636c4e64b3cb8435d7582e74e905fd73445d0ccbe8562"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.06756",
    "kind": "arxiv",
    "version": 1
  }
}