Pith Number

pith:EJY7MCJ6

pith:2015:EJY7MCJ6GAACJTRZNCQQQXYVNK

not attested not anchored not stored refs pending

Improved room-temperature-selectivity between Nd and Fe in Nd recovery from Nd-Fe-B magnet

Jiro Kitagawa, Masami Tsubota, Taisuke Ono, Yusuke Kataoka

arxiv:1511.00325 v1 · 2015-11-01 · 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{EJY7MCJ6GAACJTRZNCQQQXYVNK}

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	2026-05-18T01:28:12.666506Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2271f6093e300024ce3968a1085f156a989870a923a95366529d568a573c0320

Aliases

arxiv: 1511.00325 · arxiv_version: 1511.00325v1 · doi: 10.48550/arxiv.1511.00325 · pith_short_12: EJY7MCJ6GAAC · pith_short_16: EJY7MCJ6GAACJTRZ · pith_short_8: EJY7MCJ6

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/EJY7MCJ6GAACJTRZNCQQQXYVNK \
  | 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: 2271f6093e300024ce3968a1085f156a989870a923a95366529d568a573c0320

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e1ced7a71de606eddfc29dd50123dac0dbea950c3a708fcbc7aa86effdd6b923",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2015-11-01T22:39:06Z",
    "title_canon_sha256": "c111e366759a5f49d0099c80a8cde46d88dcd691c5cd3bce50baac138c9576a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.00325",
    "kind": "arxiv",
    "version": 1
  }
}