Pith Number

pith:HQLLXSIR

pith:2015:HQLLXSIREPSCV5EO5SGXHY2EHO

not attested not anchored not stored refs pending

Superconductivity in graphite intercalation compounds

Christopher A. Howard, Kaveh C. Rahnejat, Mark Ellerby, Mark P. M. Dean, Robert P. Smith, Siddharth S. Saxena, Thomas E. Weller

arxiv:1506.01663 v1 · 2015-06-04 · 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{HQLLXSIREPSCV5EO5SGXHY2EHO}

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	2026-05-18T01:57:18.301175Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c16bbc91123e42af48eec8d73e3443bba97ec9694608894d21cdc222eb7dbe7

Aliases

arxiv: 1506.01663 · arxiv_version: 1506.01663v1 · doi: 10.48550/arxiv.1506.01663 · pith_short_12: HQLLXSIREPSC · pith_short_16: HQLLXSIREPSCV5EO · pith_short_8: HQLLXSIR

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/HQLLXSIREPSCV5EO5SGXHY2EHO \
  | 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: 3c16bbc91123e42af48eec8d73e3443bba97ec9694608894d21cdc222eb7dbe7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cdcfc034f39bd6bfde408c47a8a82345a17bc275204e1e3642bc39dea862e57a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2015-06-04T17:30:43Z",
    "title_canon_sha256": "c4a2f89f0dfe33ed7822656a0a24feb71bf875a873ddcc4a44c39b8fa65b2538"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.01663",
    "kind": "arxiv",
    "version": 1
  }
}