Pith Number

pith:FI6VJ7ND

pith:2020:FI6VJ7NDYZGVHNWUMHUUSECFZR

not attested not anchored not stored refs pending

Atomic transitions for adaptive optics

Joschua Hellemeier, Paul Hickson, Rui Yang

arxiv:2012.10256 v2 · 2020-12-18 · astro-ph.IM · physics.ao-ph · physics.atom-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FI6VJ7NDYZGVHNWUMHUUSECFZR}

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	2026-07-05T03:00:47.715094Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a3d54fda3c64d53b6d461e9491045cc75396fff0b5ad7024965cd782d234389

Aliases

arxiv: 2012.10256 · arxiv_version: 2012.10256v2 · doi: 10.48550/arxiv.2012.10256 · pith_short_12: FI6VJ7NDYZGV · pith_short_16: FI6VJ7NDYZGVHNWU · pith_short_8: FI6VJ7ND

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/FI6VJ7NDYZGVHNWUMHUUSECFZR \
  | 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: 2a3d54fda3c64d53b6d461e9491045cc75396fff0b5ad7024965cd782d234389

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41616fb6ba223f2a089e303273999a1fbe7f9660bc3073713d00a3629de0a5c3",
    "cross_cats_sorted": [
      "physics.ao-ph",
      "physics.atom-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2020-12-18T14:14:12Z",
    "title_canon_sha256": "efc0ecc7365503d17cb85ae940a5f343bc3ef536f3ba25c626726fd38ab5f10b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.10256",
    "kind": "arxiv",
    "version": 2
  }
}