Pith Number

pith:E6IC3ETX

pith:2022:E6IC3ETXNZJ6QHIDGBLJPDAPJW

not attested not anchored not stored refs pending

Reference-star differential imaging on SPHERE/IRDIS

Alice Zurlo, Anne-Marie Lagrange, Anthony Boccaletti, Antonio Garufi, Arthur Vigan, Celia Desgrange, Chen Xie, Elodie Choquet, Faustine Cantalloube, Fran\c{c}ois Menard, Janis Hagelberg, Julien Girard, Markus Janson, Matthew Kenworthy, Maud Langlois, Mickael Bonnefoy, Myriam Benisty

arxiv:2208.07915 v1 · 2022-08-16 · 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{E6IC3ETXNZJ6QHIDGBLJPDAPJW}

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	2026-07-05T05:05:38.417358Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27902d92776e53e81d033056978c0f4d9c388e6a25475ea642314e71106aaae4

Aliases

arxiv: 2208.07915 · arxiv_version: 2208.07915v1 · doi: 10.48550/arxiv.2208.07915 · pith_short_12: E6IC3ETXNZJ6 · pith_short_16: E6IC3ETXNZJ6QHID · pith_short_8: E6IC3ETX

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/E6IC3ETXNZJ6QHIDGBLJPDAPJW \
  | 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: 27902d92776e53e81d033056978c0f4d9c388e6a25475ea642314e71106aaae4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8cde4165805774e160a4f4f2a6ab3d37ad283710fef5cc347406cdd1c88b78b",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2022-08-16T19:26:52Z",
    "title_canon_sha256": "777ab54b751995f6f1ba21d4171aebd460bf6d2e46087179de051b1e25fa2d2a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2208.07915",
    "kind": "arxiv",
    "version": 1
  }
}