Pith Number

pith:2HYYWEUI

pith:2015:2HYYWEUIV7XT3PEFUHKLE6MOGJ

not attested not anchored not stored refs pending

Causes of high-temperature superconductivity in the hydrogen sulfide electron-phonon system

Evgeny Mazur, Nikolay Degtyarenko

arxiv:1507.05749 v1 · 2015-07-21 · 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{2HYYWEUIV7XT3PEFUHKLE6MOGJ}

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	2026-05-18T01:36:32.593699Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1f18b1288afef3dbc85a1d4b2798e326051e1b36074874dbe96e6ba9d88593e

Aliases

arxiv: 1507.05749 · arxiv_version: 1507.05749v1 · doi: 10.48550/arxiv.1507.05749 · pith_short_12: 2HYYWEUIV7XT · pith_short_16: 2HYYWEUIV7XT3PEF · pith_short_8: 2HYYWEUI

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/2HYYWEUIV7XT3PEFUHKLE6MOGJ \
  | 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: d1f18b1288afef3dbc85a1d4b2798e326051e1b36074874dbe96e6ba9d88593e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "14d69a03f60de5bd3c82fe2f4079bfed4ffcb3ff731126cefc7ada151ef6367e",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2015-07-21T08:33:29Z",
    "title_canon_sha256": "978fd996ce865625cd3740405499a338c1299b09fc733af7af44741fbc84ad0a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.05749",
    "kind": "arxiv",
    "version": 1
  }
}