Pith Number

pith:7XDFHH3J

pith:2011:7XDFHH3JQ3VO6HG6NMWUTXYUO2

not attested not anchored not stored refs pending

Robust optical delay lines via topological protection

Eugene Demler, Jacob Taylor, Mikhail Lukin, Mohammad Hafezi

arxiv:1102.3256 v1 · 2011-02-16 · quant-ph · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7XDFHH3JQ3VO6HG6NMWUTXYUO2}

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	2026-05-18T04:04:53.449625Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fdc6539f6986eaef1cde6b2d49df14769ef796f0cc795bb4583a50f6daf95c63

Aliases

arxiv: 1102.3256 · arxiv_version: 1102.3256v1 · doi: 10.48550/arxiv.1102.3256 · pith_short_12: 7XDFHH3JQ3VO · pith_short_16: 7XDFHH3JQ3VO6HG6 · pith_short_8: 7XDFHH3J

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/7XDFHH3JQ3VO6HG6NMWUTXYUO2 \
  | 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: fdc6539f6986eaef1cde6b2d49df14769ef796f0cc795bb4583a50f6daf95c63

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8be20f5366fb2a0b4439cebb52975ad9a9233a5bd7677079f3a90aa7799da24d",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-02-16T07:38:27Z",
    "title_canon_sha256": "44aebe3b278522794a650d957005417756cd9e3e11f812c0735d6483fd188fc3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.3256",
    "kind": "arxiv",
    "version": 1
  }
}