Pith Number

pith:QKRDGQA2

pith:2017:QKRDGQA2HTK5P67ETTNWMYKLAT

not attested not anchored not stored refs pending

Uncrowding R 136 from VLT-SPHERE extreme adaptive optics

A. Origne, C. Petit, D. Mouillet, E. Lagadec, F. Vakili, H. Avenhaus, JL. Beuzit, J. Ramos, L. Abe, M. Langlois, M. R. Meyer, R. Gratton, S. Robbe-Dubois, T. Lanz, Z. Khorrami

arxiv:1703.02876 v3 · 2017-03-08 · astro-ph.SR · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QKRDGQA2HTK5P67ETTNWMYKLAT}

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	2026-05-18T00:42:29.369991Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82a233401a3cd5d7fbe49cdb66614b04f6b94cb9c0a248738e90aaa853c056ad

Aliases

arxiv: 1703.02876 · arxiv_version: 1703.02876v3 · doi: 10.48550/arxiv.1703.02876 · pith_short_12: QKRDGQA2HTK5 · pith_short_16: QKRDGQA2HTK5P67E · pith_short_8: QKRDGQA2

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/QKRDGQA2HTK5P67ETTNWMYKLAT \
  | 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: 82a233401a3cd5d7fbe49cdb66614b04f6b94cb9c0a248738e90aaa853c056ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c9372b9eeb052b1117403e99653425cad49e471c44dcb77cb643a1d909f98a8d",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-03-08T15:35:50Z",
    "title_canon_sha256": "854477e436a3286cfd3ecd19a3ff8745a926cadba3f6176edddfc462456bf12d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.02876",
    "kind": "arxiv",
    "version": 3
  }
}