Pith Number

pith:7QQWLVPB

pith:2018:7QQWLVPBUIYT3FHTNNXTAE2DXD

not attested not anchored not stored refs pending

Numerical estimation of wavefront error breakdown in adaptive optics

Damien Gratadour, Eric Gendron, Florian Ferreira, G\'erard Rousset

arxiv:1804.11071 v1 · 2018-04-30 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7QQWLVPBUIYT3FHTNNXTAE2DXD}

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	2026-05-18T00:06:59.953537Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc2165d5e1a2313d94f36b6f301343b8f3f48ae5486adef9d3d1b6d8932f5e19

Aliases

arxiv: 1804.11071 · arxiv_version: 1804.11071v1 · doi: 10.48550/arxiv.1804.11071 · pith_short_12: 7QQWLVPBUIYT · pith_short_16: 7QQWLVPBUIYT3FHT · pith_short_8: 7QQWLVPB

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/7QQWLVPBUIYT3FHTNNXTAE2DXD \
  | 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: fc2165d5e1a2313d94f36b6f301343b8f3f48ae5486adef9d3d1b6d8932f5e19

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f77c349027ff0ee50a730a71b9803c93fa25d0de2984eab8f012819547a9c24b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-04-30T08:00:11Z",
    "title_canon_sha256": "b049453a124a7784fb4cf1d0cd2e3363ad6f2ec367dc9647ddb76e99cd8adca1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.11071",
    "kind": "arxiv",
    "version": 1
  }
}