Pith Number

pith:AIUC5ET5

pith:2022:AIUC5ET5DNSB5ZTBA6IZAHVG7K

not attested not anchored not stored refs pending

Observation of a continuous time crystal

Andreas Hemmerich, Hans Ke{\ss}ler, Jayson G. Cosme, Jim Skulte, Ludwig Mathey, Phatthamon Kongkhambut

arxiv:2202.06980 v3 · 2022-02-14 · 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{AIUC5ET5DNSB5ZTBA6IZAHVG7K}

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	2026-07-05T04:50:33.408774Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

02282e927d1b641ee6610791901ea6fa8d349e1e234e7317d5acae6e1da68e58

Aliases

arxiv: 2202.06980 · arxiv_version: 2202.06980v3 · doi: 10.48550/arxiv.2202.06980 · pith_short_12: AIUC5ET5DNSB · pith_short_16: AIUC5ET5DNSB5ZTB · pith_short_8: AIUC5ET5

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/AIUC5ET5DNSB5ZTBA6IZAHVG7K \
  | 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: 02282e927d1b641ee6610791901ea6fa8d349e1e234e7317d5acae6e1da68e58

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3decd0a87677c76f0568f861934ae640ee887f563c8a1f18740105bc6182b88b",
    "cross_cats_sorted": [
      "physics.atom-ph",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.quant-gas",
    "submitted_at": "2022-02-14T19:00:18Z",
    "title_canon_sha256": "ffd1608fb525bab519fe5bd271e4f0ba4e39c43b21b57d781e1f5e4feb3fdff7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.06980",
    "kind": "arxiv",
    "version": 3
  }
}