Pith Number

pith:EGMR5PI6

pith:2015:EGMR5PI6TWVAX5BRZ7DKPMDMVT

not attested not anchored not stored refs pending

Nanostructural features degrading the performance of superconducting radio frequency niobium cavities revealed by TEM and EELS

A. Romanenko, J. F. Zasadzinski, J. Kwon, J.-M. Zuo, Y. Trenikhina

arxiv:1503.02046 v2 · 2015-03-02 · physics.acc-ph · 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{EGMR5PI6TWVAX5BRZ7DKPMDMVT}

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	2026-05-18T02:23:58.018276Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21991ebd1e9daa0bf431cfc6a7b06cacea0475edd019ebaa2208bd9f4b9669c4

Aliases

arxiv: 1503.02046 · arxiv_version: 1503.02046v2 · doi: 10.48550/arxiv.1503.02046 · pith_short_12: EGMR5PI6TWVA · pith_short_16: EGMR5PI6TWVAX5BR · pith_short_8: EGMR5PI6

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/EGMR5PI6TWVAX5BRZ7DKPMDMVT \
  | 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: 21991ebd1e9daa0bf431cfc6a7b06cacea0475edd019ebaa2208bd9f4b9669c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "311a06705e78a869044ee718696b56b73f0c66a2e9c0037224c7c3f3bb08a9e4",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.acc-ph",
    "submitted_at": "2015-03-02T15:23:34Z",
    "title_canon_sha256": "bdbe3b2096f4eb611aa4e49debca52fad11a4c0a2f2101cee083d7df3481eb55"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.02046",
    "kind": "arxiv",
    "version": 2
  }
}