Pith Number

pith:PTDSPDCW

pith:2012:PTDSPDCWR3P45PRLYL6BXOI7WJ

not attested not anchored not stored refs pending

Reply to Comment on "Space-Time Crystals of Trapped Ions"

H. T. Quan, L.-M. Duan, Peng Zhang, Tongcang Li, Xiang Zhang, Xiaobo Yin, Zhang-qi Yin, Zhe-Xuan Gong

arxiv:1212.6959 v2 · 2012-12-31 · quant-ph · cond-mat.quant-gas · physics.atom-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{PTDSPDCWR3P45PRLYL6BXOI7WJ}

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	2026-05-18T03:20:32.497089Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7cc7278c568edfcebe2bc2fc1bb91fb2713ab8c9e4bcd5ecabfdd552593e5418

Aliases

arxiv: 1212.6959 · arxiv_version: 1212.6959v2 · doi: 10.48550/arxiv.1212.6959 · pith_short_12: PTDSPDCWR3P4 · pith_short_16: PTDSPDCWR3P45PRL · pith_short_8: PTDSPDCW

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/PTDSPDCWR3P45PRLYL6BXOI7WJ \
  | 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: 7cc7278c568edfcebe2bc2fc1bb91fb2713ab8c9e4bcd5ecabfdd552593e5418

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0fcb28048004a8569a38ccd302fe6043920996a16c8d5b198dff565b1b328767",
    "cross_cats_sorted": [
      "cond-mat.quant-gas",
      "physics.atom-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-12-31T20:16:00Z",
    "title_canon_sha256": "012deec86625ab46c2ebd5d09f12816b537fa2031fef33fc888b850954d4a3a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.6959",
    "kind": "arxiv",
    "version": 2
  }
}