Pith Number

pith:ADTE6E3B

pith:2019:ADTE6E3B6TVD2KPRIMWQSLAPIJ

not attested not anchored not stored refs pending

Graph States as a Resource for Quantum Metrology

Damian Markham, Nathan Shettell

arxiv:1908.05047 v3 · 2019-08-14 · 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{ADTE6E3B6TVD2KPRIMWQSLAPIJ}

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	2026-07-05T00:50:03.995210Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00e64f1361f4ea3d29f1432d092c0f427c202b8f3e94eea5979bc007582068bc

Aliases

arxiv: 1908.05047 · arxiv_version: 1908.05047v3 · doi: 10.48550/arxiv.1908.05047 · pith_short_12: ADTE6E3B6TVD · pith_short_16: ADTE6E3B6TVD2KPR · pith_short_8: ADTE6E3B

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/ADTE6E3B6TVD2KPRIMWQSLAPIJ \
  | 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: 00e64f1361f4ea3d29f1432d092c0f427c202b8f3e94eea5979bc007582068bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "19448fc072e8f3a4aee8294e7dcbde0e3f2ed8fbf4e8fda1f04bed84cc16bd24",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-08-14T09:51:12Z",
    "title_canon_sha256": "49cb0e5bd222fed4774b4ded1d13e441a28aa8306b1c156ed74d6882e152df7a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.05047",
    "kind": "arxiv",
    "version": 3
  }
}