Pith Number

pith:RNNFMFZE

pith:2016:RNNFMFZEGKPY23DKXK4DMHF3FS

not attested not anchored not stored refs pending

Computation and validation of two-dimensional PSF simulation based on physical optics

D. Spiga, G. Pareschi, G. Sironi, K. Tayabaly, M. Lavagna, R. Canestrari

arxiv:1610.00693 v1 · 2016-10-03 · 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{RNNFMFZEGKPY23DKXK4DMHF3FS}

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	2026-05-18T01:03:24.857794Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b5a561724329f8d6c6abab8361cbb2cb428cc218dc2fc759c73dd6d0b58ec74

Aliases

arxiv: 1610.00693 · arxiv_version: 1610.00693v1 · doi: 10.48550/arxiv.1610.00693 · pith_short_12: RNNFMFZEGKPY · pith_short_16: RNNFMFZEGKPY23DK · pith_short_8: RNNFMFZE

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/RNNFMFZEGKPY23DKXK4DMHF3FS \
  | 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: 8b5a561724329f8d6c6abab8361cbb2cb428cc218dc2fc759c73dd6d0b58ec74

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ec0302ddf8ef4ae4c6f2f92616e6bfa5966c6523162787bf91124575b54ca6c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2016-10-03T19:47:40Z",
    "title_canon_sha256": "b18f50666fc0ad41fc984d04348eb55e5541f0f57294d33785c653b80b83314e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.00693",
    "kind": "arxiv",
    "version": 1
  }
}