Pith Number

pith:L6KPKFWS

pith:2013:L6KPKFWSMK3A3Y2KLBPW6JXMBB

not attested not anchored not stored refs pending

Statistically optimal fitting of astrometric signals

D. Busonero, M. Gai, R. Cancelliere

arxiv:1305.4086 v1 · 2013-05-17 · 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{L6KPKFWSMK3A3Y2KLBPW6JXMBB}

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	2026-05-18T03:25:26.331785Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f94f516d262b60de34a585f6f26ec087b964ccd31e662cb6f9910dcecf3cde2

Aliases

arxiv: 1305.4086 · arxiv_version: 1305.4086v1 · doi: 10.48550/arxiv.1305.4086 · pith_short_12: L6KPKFWSMK3A · pith_short_16: L6KPKFWSMK3A3Y2K · pith_short_8: L6KPKFWS

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/L6KPKFWSMK3A3Y2KLBPW6JXMBB \
  | 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: 5f94f516d262b60de34a585f6f26ec087b964ccd31e662cb6f9910dcecf3cde2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "021a932aa3f8ade8ff6a0449ad5232de1b8e0666e56faf6da1b18d7b9b178c5f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2013-05-17T14:07:44Z",
    "title_canon_sha256": "be58ca169377b04198b1f774c62fee052496b91a890baf89467379cf3a8c9e39"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.4086",
    "kind": "arxiv",
    "version": 1
  }
}