Pith Number

pith:MBTD37XV

pith:2019:MBTD37XVZH2HWZLJ2HKDTIIYLD

not attested not anchored not stored refs pending

Discrete Time Crystals

Chetan Nayak, Christopher Monroe, Dominic V. Else, Norman Y. Yao

arxiv:1905.13232 v1 · 2019-05-30 · cond-mat.str-el · cond-mat.dis-nn · cond-mat.quant-gas · cond-mat.stat-mech

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MBTD37XVZH2HWZLJ2HKDTIIYLD}

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	2026-07-05T05:03:18.621797Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

60663dfef5c9f47b6569d1d439a11858db7b50009c7198809e43e846ae0030cd

Aliases

arxiv: 1905.13232 · arxiv_version: 1905.13232v1 · doi: 10.48550/arxiv.1905.13232 · pith_short_12: MBTD37XVZH2H · pith_short_16: MBTD37XVZH2HWZLJ · pith_short_8: MBTD37XV

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/MBTD37XVZH2HWZLJ2HKDTIIYLD \
  | 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: 60663dfef5c9f47b6569d1d439a11858db7b50009c7198809e43e846ae0030cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dec5fa43ab956850a0720ec02b98b0f73b2b9fbf11c6055e26050e48b081d1bd",
    "cross_cats_sorted": [
      "cond-mat.dis-nn",
      "cond-mat.quant-gas",
      "cond-mat.stat-mech"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2019-05-30T18:00:00Z",
    "title_canon_sha256": "bf14b5ead6cd83f717a6aa2463587ba13909f75420c233aad64ed23ebe2cec9e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.13232",
    "kind": "arxiv",
    "version": 1
  }
}