Pith Number

pith:ZR7V7OLF

pith:2018:ZR7V7OLFAXNKLNOLUIG5IGUIEZ

not attested not anchored not stored refs pending

Improving quantum parameter estimation by monitoring quantum trajectories

Libo Chen, Mi Pang, Wen Yang, Yao Ma

arxiv:1807.09543 v2 · 2018-07-25 · 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{ZR7V7OLFAXNKLNOLUIG5IGUIEZ}

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	2026-05-17T23:49:43.359353Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc7f5fb96505daa5b5cba20dd41a882678e5048951845c86dcbc92be96f241ea

Aliases

arxiv: 1807.09543 · arxiv_version: 1807.09543v2 · doi: 10.48550/arxiv.1807.09543 · pith_short_12: ZR7V7OLFAXNK · pith_short_16: ZR7V7OLFAXNKLNOL · pith_short_8: ZR7V7OLF

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/ZR7V7OLFAXNKLNOLUIG5IGUIEZ \
  | 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: cc7f5fb96505daa5b5cba20dd41a882678e5048951845c86dcbc92be96f241ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b5b0b4c0c444045905b0650595832d46190954a25e94bd44c62b435b6925614",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-07-25T12:14:28Z",
    "title_canon_sha256": "29a2092b4e2daee8abd33fc11a8f4c7fde4c00f1357f8cf1c6b21f037eebc38b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.09543",
    "kind": "arxiv",
    "version": 2
  }
}