Pith Number

pith:3XRMEQMC

pith:2021:3XRMEQMC6YCLN252IFPNEHWCNV

not attested not anchored not stored refs pending

Quantum nanofriction in trapped ion chains with a topological defect

H. Weimer, L. A. R\"uffert, L. Santos, L. Timm, T. E. Mehlst\"aubler

arxiv:2108.07635 v1 · 2021-08-17 · cond-mat.quant-gas · physics.atom-ph · quant-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{3XRMEQMC6YCLN252IFPNEHWCNV}

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	2026-07-05T03:35:50.272417Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dde2c24182f604b6ebba415ed21ec26d68dbf97026e600cfe44dea36e7e01f8e

Aliases

arxiv: 2108.07635 · arxiv_version: 2108.07635v1 · doi: 10.48550/arxiv.2108.07635 · pith_short_12: 3XRMEQMC6YCL · pith_short_16: 3XRMEQMC6YCLN252 · pith_short_8: 3XRMEQMC

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/3XRMEQMC6YCLN252IFPNEHWCNV \
  | 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: dde2c24182f604b6ebba415ed21ec26d68dbf97026e600cfe44dea36e7e01f8e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "488c0d644248ca41083f89c38e27760ca206268df3e35cc51c45dd246d9aa9d0",
    "cross_cats_sorted": [
      "physics.atom-ph",
      "quant-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.quant-gas",
    "submitted_at": "2021-08-17T13:57:11Z",
    "title_canon_sha256": "7d5fcbc1d0bc36c3cd340c657e496d2c1c6d05b947d9d5dee6ffb4d5e93c5ce4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.07635",
    "kind": "arxiv",
    "version": 1
  }
}