Pith Number

pith:QPMFUTI5

pith:2010:QPMFUTI5W62OKCDXDHHDYG6T6Q

not attested not anchored not stored refs pending

Nanoscale Proximity Effect in the High Temperature Superconductor Bi-2212

Aakash Pushp, Abhay N. Pasupathy, Ali Yazdani, Colin V. Parker, Genda Gu, Jinsheng Wen, Kenjiro K. Gomes, Shimpei Ono, Zhijun Xu

arxiv:1002.0884 v2 · 2010-02-04 · cond-mat.supr-con

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

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	2026-05-18T04:34:18.395029Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83d85a4d1db7b4e5087719ce3c1bd3f4163dd85fab7633404ff0cd7f19718d12

Aliases

arxiv: 1002.0884 · arxiv_version: 1002.0884v2 · doi: 10.48550/arxiv.1002.0884 · pith_short_12: QPMFUTI5W62O · pith_short_16: QPMFUTI5W62OKCDX · pith_short_8: QPMFUTI5

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/QPMFUTI5W62OKCDXDHHDYG6T6Q \
  | 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: 83d85a4d1db7b4e5087719ce3c1bd3f4163dd85fab7633404ff0cd7f19718d12

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ea88cae784767ea63a365def57f8e448f9f02ca03d67189ec60e67ededa1c45f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2010-02-04T02:43:48Z",
    "title_canon_sha256": "bada71b0285f0ac25ce021ecbdc2b40af7af471ca402bbfcba876819e805cc1f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.0884",
    "kind": "arxiv",
    "version": 2
  }
}