Pith Number

pith:74FQPU4S

pith:2012:74FQPU4SS6LDW4G4HA3ZKCCZW7

not attested not anchored not stored refs pending

A Trapped Field of >3T in Bulk MgB2 Fabricated by Uniaxial Hot Pressing

A. Dennis, A. M. Campbell, C. E. J. Dancer, C. R. M. Grovenor, D. A. Cardwell, J. H. Durrell, N. H. Babu, R. I. Todd, Y. Shi, Z. Xu

arxiv:1207.6982 v3 · 2012-07-30 · 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{74FQPU4SS6LDW4G4HA3ZKCCZW7}

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	2026-05-18T03:44:04.176532Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff0b07d39297963b70dc3837950859b7c5363886fbfc081c7789f2d504af3712

Aliases

arxiv: 1207.6982 · arxiv_version: 1207.6982v3 · doi: 10.48550/arxiv.1207.6982 · pith_short_12: 74FQPU4SS6LD · pith_short_16: 74FQPU4SS6LDW4G4 · pith_short_8: 74FQPU4S

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/74FQPU4SS6LDW4G4HA3ZKCCZW7 \
  | 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: ff0b07d39297963b70dc3837950859b7c5363886fbfc081c7789f2d504af3712

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ba23df32f1575dad26d6256f073803d924e4ced8447dab63b43ee991adf00a0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2012-07-30T16:04:09Z",
    "title_canon_sha256": "ce54372198b293a0554b34a73092270c18a3041fec6faeb973cabbc86ceda0c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.6982",
    "kind": "arxiv",
    "version": 3
  }
}