Pith Number

pith:74OVYK2C

pith:2011:74OVYK2CMSQ4MQPDW4UAERUFXF

not attested not anchored not stored refs pending

First-principles structural optimization and electronic structure of the superconductor picene for various potassium doping levels

Hideo Aoki, Ryotaro Arita, Shoji Ishibashi, Taichi Kosugi, Takashi Miyake

arxiv:1109.2059 v2 · 2011-09-09 · cond-mat.supr-con · 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{74OVYK2CMSQ4MQPDW4UAERUFXF}

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	2026-05-18T02:00:37.081350Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff1d5c2b4264a1c641e3b728024685b95a7ff6e1453013b83026ac1dc0e33121

Aliases

arxiv: 1109.2059 · arxiv_version: 1109.2059v2 · doi: 10.48550/arxiv.1109.2059 · pith_short_12: 74OVYK2CMSQ4 · pith_short_16: 74OVYK2CMSQ4MQPD · pith_short_8: 74OVYK2C

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/74OVYK2CMSQ4MQPDW4UAERUFXF \
  | 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: ff1d5c2b4264a1c641e3b728024685b95a7ff6e1453013b83026ac1dc0e33121

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2dbcf826b2891a204149ec8ddc7f33b5f2da28ee04a40e19fad9696ae92fc5e1",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2011-09-09T16:17:45Z",
    "title_canon_sha256": "4cce0955be76c0896a48b7c0b2e4126fa497ddcc455c33cbb48431c2322ef846"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.2059",
    "kind": "arxiv",
    "version": 2
  }
}