Pith Number

pith:QRNQCMAD

pith:2014:QRNQCMADUUE7ZBJABLMXUUAUV4

not attested not anchored not stored refs pending

The role of titanium in electromigrated tunnel junctions

Andreas Wallraff, Gabriel Puebla-Hellmann, Lukas Novotny, Martin Frimmer

arxiv:1409.7689 v1 · 2014-09-26 · 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{QRNQCMADUUE7ZBJABLMXUUAUV4}

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	2026-05-18T01:41:56.428550Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

845b013003a509fc85200ad97a5014af0c8e49ba6244e606da5cd7f29b31deb9

Aliases

arxiv: 1409.7689 · arxiv_version: 1409.7689v1 · doi: 10.48550/arxiv.1409.7689 · pith_short_12: QRNQCMADUUE7 · pith_short_16: QRNQCMADUUE7ZBJA · pith_short_8: QRNQCMAD

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/QRNQCMADUUE7ZBJABLMXUUAUV4 \
  | 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: 845b013003a509fc85200ad97a5014af0c8e49ba6244e606da5cd7f29b31deb9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7060007b979024bc5a1b9f566ac8208a36608ba4be31f74288743a38cf31e021",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2014-09-26T18:33:32Z",
    "title_canon_sha256": "39e06ae1d9e9c5f6c79324f5275c9946ac6f18d577a97f5de35828c504ae8991"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.7689",
    "kind": "arxiv",
    "version": 1
  }
}