Pith Number

pith:MW4TRPMD

pith:2013:MW4TRPMDHD2GDLFAEZR6BK6U5N

not attested not anchored not stored refs pending

Direct observation of the Mott gap in strontium iridate with a scanning tunneling microscope

Gang Cao, John Nichols, Kwok-Wai Ng, Noah Bray-Ali

arxiv:1302.5431 v1 · 2013-02-21 · cond-mat.str-el · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MW4TRPMDHD2GDLFAEZR6BK6U5N}

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	2026-05-18T02:39:46.012365Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

65b938bd8338f461aca02663e0abd4eb60fc1c652d3ade7aec6b3ed1c1af9a6d

Aliases

arxiv: 1302.5431 · arxiv_version: 1302.5431v1 · doi: 10.48550/arxiv.1302.5431 · pith_short_12: MW4TRPMDHD2G · pith_short_16: MW4TRPMDHD2GDLFA · pith_short_8: MW4TRPMD

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/MW4TRPMDHD2GDLFAEZR6BK6U5N \
  | 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: 65b938bd8338f461aca02663e0abd4eb60fc1c652d3ade7aec6b3ed1c1af9a6d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c08baecb98cbe5b7ea2eceff56a8e3242473e03df0f6876e962c9c15ec9dd0b",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2013-02-21T21:03:33Z",
    "title_canon_sha256": "d8e3ff988f915bb9b3935e552a4e0588ee1bae6cb213b86c1b7bc71e57fa7b58"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.5431",
    "kind": "arxiv",
    "version": 1
  }
}