Pith Number

pith:7CPZYYPO

pith:2013:7CPZYYPOOBTCVMFQABEWHVVF4D

not attested not anchored not stored refs pending

Invited review: Graphite and its hidden superconductivity

Pablo Esquinazi

arxiv:1312.4459 v1 · 2013-12-12 · 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{7CPZYYPOOBTCVMFQABEWHVVF4D}

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	2026-05-18T03:04:24.719949Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f89f9c61ee70662ab0b0004963d6a5e0ee2d011485e80c8589e80f5709fddd82

Aliases

arxiv: 1312.4459 · arxiv_version: 1312.4459v1 · doi: 10.48550/arxiv.1312.4459 · pith_short_12: 7CPZYYPOOBTC · pith_short_16: 7CPZYYPOOBTCVMFQ · pith_short_8: 7CPZYYPO

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/7CPZYYPOOBTCVMFQABEWHVVF4D \
  | 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: f89f9c61ee70662ab0b0004963d6a5e0ee2d011485e80c8589e80f5709fddd82

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ece3aba9d5e1bc9fc8471046a85ca2cfa5b58c5b0df6f9ad4509a10d925bea6",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2013-12-12T18:09:00Z",
    "title_canon_sha256": "5b7d108ecf631c635c10049ec9902bd878ede9b2c6de4e35fe23cb8551203584"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.4459",
    "kind": "arxiv",
    "version": 1
  }
}