Pith Number

pith:MNBIUKRC

pith:2014:MNBIUKRCKERPTNUZX5LZTVYQQI

not attested not anchored not stored refs pending

Comment on the "Decrease of the surface resistance in superconducting niobium resonator cavities by the microwave field"

A. Grassellino, A. Romanenko

arxiv:1405.2978 v1 · 2014-05-12 · physics.acc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MNBIUKRCKERPTNUZX5LZTVYQQI}

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	2026-05-18T02:51:58.048717Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

63428a2a225122f9b699bf5799d71082270bf6b7e9ff8645e0241696ddf8f4d8

Aliases

arxiv: 1405.2978 · arxiv_version: 1405.2978v1 · doi: 10.48550/arxiv.1405.2978 · pith_short_12: MNBIUKRCKERP · pith_short_16: MNBIUKRCKERPTNUZ · pith_short_8: MNBIUKRC

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/MNBIUKRCKERPTNUZX5LZTVYQQI \
  | 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: 63428a2a225122f9b699bf5799d71082270bf6b7e9ff8645e0241696ddf8f4d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1cb6b069ef9c8567d9eac19d0abb0b06ca0ee800591aeef8ec88edde02ed38be",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.acc-ph",
    "submitted_at": "2014-05-12T21:56:50Z",
    "title_canon_sha256": "789fbb66854f76b21413e9106cbe21c6f2d7abf618f48b346b3516ba62c96d8f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.2978",
    "kind": "arxiv",
    "version": 1
  }
}