Pith Number

pith:EEQQ6TSQ

pith:2019:EEQQ6TSQQYFYTLJTPE7J57STXO

not attested not anchored not stored refs pending

Parametrically amplified phase-incoherent superconductivity in YBa$_2$Cu$_3$O$_{6+x}$

A. Cavalleri, A. Ribak, A. von Hoegen, B. Keimer, E. Demler, E. Rowe, J. Porras, M. Fechner, M. F\"orst, M. Michael, N. Taherian

arxiv:1911.08284 v2 · 2019-11-19 · cond-mat.supr-con · cond-mat.str-el

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EEQQ6TSQQYFYTLJTPE7J57STXO}

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	2026-07-05T08:42:27.137836Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21210f4e50860b89ad33793e9efe53bb8e39400c4e42cdf317735caa34b4ee6d

Aliases

arxiv: 1911.08284 · arxiv_version: 1911.08284v2 · doi: 10.48550/arxiv.1911.08284 · pith_short_12: EEQQ6TSQQYFY · pith_short_16: EEQQ6TSQQYFYTLJT · pith_short_8: EEQQ6TSQ

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/EEQQ6TSQQYFYTLJTPE7J57STXO \
  | 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: 21210f4e50860b89ad33793e9efe53bb8e39400c4e42cdf317735caa34b4ee6d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db3244d88b00cdc537a97a19ebf9aab3d65245673117d50bd79637651c2e99c0",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2019-11-19T14:18:54Z",
    "title_canon_sha256": "45b5509525c325ab8542ae0263ad91e9c5d82c7b8ab9c356fed430657cc7b40f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1911.08284",
    "kind": "arxiv",
    "version": 2
  }
}