Pith Number

pith:EVZQDXSE

pith:2015:EVZQDXSENCF77IOOSHRWRPV5VC

not attested not anchored not stored refs pending

Techniques for High Contrast Imaging in Multi-Star Systems I: Super-Nyquist Wavefront Control

Eduardo Bendek, Ruslan Belikov, Sandrine J. Thomas

arxiv:1501.01583 v1 · 2015-01-07 · 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{EVZQDXSENCF77IOOSHRWRPV5VC}

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	2026-05-18T01:33:06.535457Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

257301de44688bffa1ce91e368bebda8897ab31a8377e24d125b7ceb124143f8

Aliases

arxiv: 1501.01583 · arxiv_version: 1501.01583v1 · doi: 10.48550/arxiv.1501.01583 · pith_short_12: EVZQDXSENCF7 · pith_short_16: EVZQDXSENCF77IOO · pith_short_8: EVZQDXSE

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/EVZQDXSENCF77IOOSHRWRPV5VC \
  | 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: 257301de44688bffa1ce91e368bebda8897ab31a8377e24d125b7ceb124143f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4f0dffd2f84f9873b885b03de5c229dbbd292db87229e4aa04cb5a8a4f574747",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2015-01-07T18:22:11Z",
    "title_canon_sha256": "9f8f33f9f4f6c6116d664cac458f4f824bb5ece7f1935038e4dc210ca5452fe0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.01583",
    "kind": "arxiv",
    "version": 1
  }
}