Pith Number

pith:5RCOU4NA

pith:2017:5RCOU4NA6CESJZJBXNTFWZIONI

not attested not anchored not stored refs pending

Advancement in the understanding of the field and frequency dependent microwave surface resistance of niobium

A. Grassellino, A. Romanenko, D.A. Sergatskov, M. Checchin, M. Martinello, O. Melnychuk, S. Aderhold, S. K. Chandrasekaran, S. Posen

arxiv:1707.07582 v1 · 2017-07-24 · 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{5RCOU4NA6CESJZJBXNTFWZIONI}

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	2026-05-18T00:39:41.783956Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec44ea71a0f08924e521bb665b650e6a3191896e6c4d1d6089bff25633d445c4

Aliases

arxiv: 1707.07582 · arxiv_version: 1707.07582v1 · doi: 10.48550/arxiv.1707.07582 · pith_short_12: 5RCOU4NA6CES · pith_short_16: 5RCOU4NA6CESJZJB · pith_short_8: 5RCOU4NA

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/5RCOU4NA6CESJZJBXNTFWZIONI \
  | 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: ec44ea71a0f08924e521bb665b650e6a3191896e6c4d1d6089bff25633d445c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "141165f5aaa9b2d217c59884ffd1d40ddaa59c21773c4f02ad527149a776c879",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.acc-ph",
    "submitted_at": "2017-07-24T14:44:52Z",
    "title_canon_sha256": "0518266c7a0aad247951ca690fe0873da9bc9db3f6e86163d774e716d75b245e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.07582",
    "kind": "arxiv",
    "version": 1
  }
}