Pith Number

pith:R2S5S47E

pith:2021:R2S5S47ETZIWTYCWBWKXHRYTMI

not attested not anchored not stored refs pending

Revealing the ultra-sensitive calorimetric properties of supercon-ducting magic-angle twisted bilayer graphene

A. Principi, D. K. Efetov, G. Di Battista, K.C. Fong, K. Watanabe, P. Seifert, T. Taniguchi

arxiv:2111.08735 v1 · 2021-11-16 · cond-mat.supr-con · cond-mat.str-el · 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{R2S5S47ETZIWTYCWBWKXHRYTMI}

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	2026-07-05T04:54:47.865674Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8ea5d973e49e5169e0560d9573c7136236651eff4038d2bfc7592d498686bdb7

Aliases

arxiv: 2111.08735 · arxiv_version: 2111.08735v1 · doi: 10.48550/arxiv.2111.08735 · pith_short_12: R2S5S47ETZIW · pith_short_16: R2S5S47ETZIWTYCW · pith_short_8: R2S5S47E

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/R2S5S47ETZIWTYCWBWKXHRYTMI \
  | 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: 8ea5d973e49e5169e0560d9573c7136236651eff4038d2bfc7592d498686bdb7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26d79780ca0730f5255cae0d703bb295594929915727f5a2c3fbeb7274619710",
    "cross_cats_sorted": [
      "cond-mat.str-el",
      "quant-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2021-11-16T19:13:20Z",
    "title_canon_sha256": "8ed442be1cf508f0b208b762374256551e6c3fa3d3e9e9fb861124f9c46f86a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.08735",
    "kind": "arxiv",
    "version": 1
  }
}