Pith Number

pith:GTKOI22I

pith:2019:GTKOI22IQSCL5AACL2LPASVHS3

not attested not anchored not stored refs pending

AOtools -- a Python package for adaptive optics modelling and analysis

A. P. Reeves, G. Orban de Xivry, J. Osborn, M. J. Townson, O. J. D. Farley

arxiv:1910.04414 v1 · 2019-10-10 · astro-ph.IM · physics.data-an

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GTKOI22IQSCL5AACL2LPASVHS3}

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	2026-07-05T00:32:00.853847Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

34d4e46b488484be80025e96f04aa796e51f06fe1e36bf2b7d280a99f8be468d

Aliases

arxiv: 1910.04414 · arxiv_version: 1910.04414v1 · doi: 10.48550/arxiv.1910.04414 · pith_short_12: GTKOI22IQSCL · pith_short_16: GTKOI22IQSCL5AAC · pith_short_8: GTKOI22I

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/GTKOI22IQSCL5AACL2LPASVHS3 \
  | 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: 34d4e46b488484be80025e96f04aa796e51f06fe1e36bf2b7d280a99f8be468d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8adc829e997dd633804d958d6a90a4727ce12430a1a7e8c3e5938ff021407635",
    "cross_cats_sorted": [
      "physics.data-an"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2019-10-10T07:52:19Z",
    "title_canon_sha256": "70746ec8a7b01df0570571ff5ecc1973c6111f62b2486ffe92071c2757af88da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.04414",
    "kind": "arxiv",
    "version": 1
  }
}