Pith Number

pith:4NJAKMHL

pith:2013:4NJAKMHLKVRQ324RVUWQMCABNG

not attested not anchored not stored refs pending

Engineered spin-valve type magnetoresistance in Fe$_3$O$_4$-CoFe$_2$O$_4$ core-shell nanoparticles

D. D. Sarma, P. Anil Kumar, S. Chakraverty, Sugata Ray

arxiv:1310.1469 v1 · 2013-10-05 · cond-mat.mtrl-sci · cond-mat.str-el

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4NJAKMHLKVRQ324RVUWQMCABNG}

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	2026-05-18T03:11:11.913802Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e3520530eb55630deb91ad2d0608016986688561de6f2da93b51c2e7c3d16153

Aliases

arxiv: 1310.1469 · arxiv_version: 1310.1469v1 · doi: 10.48550/arxiv.1310.1469 · pith_short_12: 4NJAKMHLKVRQ · pith_short_16: 4NJAKMHLKVRQ324R · pith_short_8: 4NJAKMHL

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/4NJAKMHLKVRQ324RVUWQMCABNG \
  | 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: e3520530eb55630deb91ad2d0608016986688561de6f2da93b51c2e7c3d16153

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "200989bd1c70ff5173c600a4b8d1a94b987cd4e2b650c2ca6c3da730a5fe277e",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2013-10-05T11:45:18Z",
    "title_canon_sha256": "c93064861eb461224725e8989c8e1ff2e687ce17b8f56dccc8e231a5694c18f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.1469",
    "kind": "arxiv",
    "version": 1
  }
}