Pith Number

pith:PBGGE2OX

pith:2018:PBGGE2OXIS5J4UX7HPDKF73T4V

not attested not anchored not stored refs pending

Fast focal plane wavefront sensing on ground-based telescopes

Benjamin L. Gerard, Christian Marois, Jean-Pierre V\'eran, Rapha\"el Galicher

arxiv:1807.06121 v1 · 2018-07-16 · astro-ph.EP · 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{PBGGE2OXIS5J4UX7HPDKF73T4V}

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	2026-05-18T00:10:33.964613Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

784c6269d744ba9e52ff3bc6a2ff73e54c04f7f1d8fc9e20de2b8a223b1a795e

Aliases

arxiv: 1807.06121 · arxiv_version: 1807.06121v1 · doi: 10.48550/arxiv.1807.06121 · pith_short_12: PBGGE2OXIS5J · pith_short_16: PBGGE2OXIS5J4UX7 · pith_short_8: PBGGE2OX

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/PBGGE2OXIS5J4UX7HPDKF73T4V \
  | 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: 784c6269d744ba9e52ff3bc6a2ff73e54c04f7f1d8fc9e20de2b8a223b1a795e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9f3d642f3477017363f2ccada65414755c422f35cc60a5ee44ca44f0ce43866",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-07-16T21:33:57Z",
    "title_canon_sha256": "164f374dec61341ae88310167c14dd87f970c48128bc2066223f1a9d833f53dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.06121",
    "kind": "arxiv",
    "version": 1
  }
}