Pith Number

pith:ZXPR4KTB

pith:2013:ZXPR4KTBIGYZSB7Z36E4SS7ZDS

not attested not anchored not stored refs pending

PALM-3000: Exoplanet Adaptive Optics for the 5-meter Hale Telescope

A. Bouchez, C. Baranec, D. Hale, D. McKenna, D. Palmer, E. Croner, J. Angione, J. C. Shelton, J. Henning, J. Milburn, J. Roberts, J. Tesch, J. Zolkower, M. Troy, R. Burruss, R. Dekany, S. Guiwits, S. Hildebrandt, T. Trinh, T. Truong

arxiv:1309.1216 v1 · 2013-09-05 · 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{ZXPR4KTBIGYZSB7Z36E4SS7ZDS}

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	2026-05-18T01:47:49.616149Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cddf1e2a6141b19907f9df89c94bf91cbed42ea6c8c307a0f08cf3e32b3b8aa1

Aliases

arxiv: 1309.1216 · arxiv_version: 1309.1216v1 · doi: 10.48550/arxiv.1309.1216 · pith_short_12: ZXPR4KTBIGYZ · pith_short_16: ZXPR4KTBIGYZSB7Z · pith_short_8: ZXPR4KTB

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/ZXPR4KTBIGYZSB7Z36E4SS7ZDS \
  | 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: cddf1e2a6141b19907f9df89c94bf91cbed42ea6c8c307a0f08cf3e32b3b8aa1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e9ae51ef344fb1660e12424fe38df1cc2349e0a7146fec34b1ee16b5bdd0ad5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2013-09-05T01:11:21Z",
    "title_canon_sha256": "33e72246030c7c4275cb6c9fb970350d35e985f8f87966184a3b7ce30f7b8167"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.1216",
    "kind": "arxiv",
    "version": 1
  }
}