Pith Number

pith:ZIM4KOZG

pith:2017:ZIM4KOZGV2SRB4XCIDPLEBSELC

not attested not anchored not stored refs pending

The Chandra Deep Field South as a test case for Global Multi Conjugate Adaptive Optics

Davide Greggio, Demetrio Magrin, Elisa Portaluri, Federico Biondi, Jacopo Farinato, Marco Dima, Marco Gullieuszik, Maria Bergomi, Roberto Ragazzoni, Valentina Viotto

arxiv:1702.02158 v1 · 2017-02-07 · 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{ZIM4KOZGV2SRB4XCIDPLEBSELC}

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	2026-05-18T00:51:06.641401Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ca19c53b26aea510f2e240deb206445884061a929c2818a476a561d183b0059b

Aliases

arxiv: 1702.02158 · arxiv_version: 1702.02158v1 · doi: 10.48550/arxiv.1702.02158 · pith_short_12: ZIM4KOZGV2SR · pith_short_16: ZIM4KOZGV2SRB4XC · pith_short_8: ZIM4KOZG

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/ZIM4KOZGV2SRB4XCIDPLEBSELC \
  | 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: ca19c53b26aea510f2e240deb206445884061a929c2818a476a561d183b0059b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a92586c424d757eb1e83e66387ab673cd2a92c1509c2b6543ccc7ee2d36de9c9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2017-02-07T19:01:02Z",
    "title_canon_sha256": "c3a966c238cfe3d2b4723ec202f70417124b52a9d8f1a83ee835d13788bd9949"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.02158",
    "kind": "arxiv",
    "version": 1
  }
}