Pith Number

pith:5DTWJPYD

pith:2018:5DTWJPYDALT5SAIHUN2XOAXD3L

not attested not anchored not stored refs pending

Direct Imaging of Exoplanets at the Era of the Extremely Large Telescopes

G. Chauvin

arxiv:1810.02031 v1 · 2018-10-04 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5DTWJPYDALT5SAIHUN2XOAXD3L}

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	2026-05-18T00:04:06.521426Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e8e764bf0302e7d90107a3757702e3dad63ab2d2886181ac4c23c36b39f2ac0c

Aliases

arxiv: 1810.02031 · arxiv_version: 1810.02031v1 · doi: 10.48550/arxiv.1810.02031 · pith_short_12: 5DTWJPYDALT5 · pith_short_16: 5DTWJPYDALT5SAIH · pith_short_8: 5DTWJPYD

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/5DTWJPYDALT5SAIHUN2XOAXD3L \
  | 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: e8e764bf0302e7d90107a3757702e3dad63ab2d2886181ac4c23c36b39f2ac0c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "164cec0a2a9dca140b804071cfb19db90e5e8907d542379a5dfacd4f1232fdd7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-10-04T02:43:30Z",
    "title_canon_sha256": "f62af586a56fb376f49037c7518be8a3dd89a3553f750d60b693988ba1575a2e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.02031",
    "kind": "arxiv",
    "version": 1
  }
}