Pith Number

pith:FQUST7SD

pith:2019:FQUST7SDSJWF46PFILEM2CVGLM

not attested not anchored not stored refs pending

Topologically protected quantization of work

Bruno Mera, Krzysztof Sacha, Yasser Omar

arxiv:1902.05301 v3 · 2019-02-14 · quant-ph · cond-mat.quant-gas

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FQUST7SDSJWF46PFILEM2CVGLM}

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	2026-05-17T23:41:00.851010Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c2929fe43926c5e79e542c8cd0aa65b1e0bc5dc3982a4a0b950b826b580dffa

Aliases

arxiv: 1902.05301 · arxiv_version: 1902.05301v3 · doi: 10.48550/arxiv.1902.05301 · pith_short_12: FQUST7SDSJWF · pith_short_16: FQUST7SDSJWF46PF · pith_short_8: FQUST7SD

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/FQUST7SDSJWF46PFILEM2CVGLM \
  | 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: 2c2929fe43926c5e79e542c8cd0aa65b1e0bc5dc3982a4a0b950b826b580dffa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4629166a117e5d14badb4c17efdc65041c540b3cb2b7751e2059bc43aaaedded",
    "cross_cats_sorted": [
      "cond-mat.quant-gas"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-02-14T11:20:46Z",
    "title_canon_sha256": "4387b727961306ce58b9ee1279b11bd25004f84509a2b3c2b960acaf03c15ab7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.05301",
    "kind": "arxiv",
    "version": 3
  }
}