Pith Number

pith:5L2WWIQ7

pith:2015:5L2WWIQ7SCH2DGZV7TLWAHSDDV

not attested not anchored not stored refs pending

Hydrogen sulphide at high pressure: a strongly-anharmonic phonon-mediated superconductor

Chris J . Pickard, Francesco Mauri, Hanyu Liu, Ion Errea, Joseph Nelson, Matteo Calandra, Richard J. Needs, Yanming Ma, Yinwei Li, Yunwei Zhang

arxiv:1502.02832 v1 · 2015-02-10 · 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{5L2WWIQ7SCH2DGZV7TLWAHSDDV}

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	2026-05-18T02:18:15.238442Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eaf56b221f908fa19b35fcd7601e431d5574c53298cc5960133d5522e0470bd3

Aliases

arxiv: 1502.02832 · arxiv_version: 1502.02832v1 · doi: 10.48550/arxiv.1502.02832 · pith_short_12: 5L2WWIQ7SCH2 · pith_short_16: 5L2WWIQ7SCH2DGZV · pith_short_8: 5L2WWIQ7

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/5L2WWIQ7SCH2DGZV7TLWAHSDDV \
  | 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: eaf56b221f908fa19b35fcd7601e431d5574c53298cc5960133d5522e0470bd3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85055f6320efd9ea3ae64a3907f029729ab384e79df14da26d5087ee03053ffa",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2015-02-10T10:02:14Z",
    "title_canon_sha256": "c9eda6b68e381591274c76a7a49d051a1e36b16b4277de2d7a0e85044b4d4f42"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.02832",
    "kind": "arxiv",
    "version": 1
  }
}