Pith Number

pith:AMUT7LUX

pith:2018:AMUT7LUXNUBJXNRSMXQKPQMKMI

not attested not anchored not stored refs pending

A Model-Independent Mass and Moderate Eccentricity for $\beta$ Pic b

Brendan P. Bowler, Kaitlin M. Kratter, Timothy D. Brandt, Trent J. Dupuy

arxiv:1812.11530 v1 · 2018-12-30 · astro-ph.EP · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AMUT7LUXNUBJXNRSMXQKPQMKMI}

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	2026-05-17T23:55:53.206433Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

03293fae976d029bb63265e0a7c18a623e0473daaa4eb4602a44a151c1066c16

Aliases

arxiv: 1812.11530 · arxiv_version: 1812.11530v1 · doi: 10.48550/arxiv.1812.11530 · pith_short_12: AMUT7LUXNUBJ · pith_short_16: AMUT7LUXNUBJXNRS · pith_short_8: AMUT7LUX

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/AMUT7LUXNUBJXNRSMXQKPQMKMI \
  | 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: 03293fae976d029bb63265e0a7c18a623e0473daaa4eb4602a44a151c1066c16

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1bffc1919052ca01c6b2f418b3824cad164b2d7aa5c268698c1a2a2e3e8dab7",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-12-30T13:40:12Z",
    "title_canon_sha256": "747e7e86b2a188db5826a32a39de90692b4c03980d4fbaa2764ad94dc5dd54ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.11530",
    "kind": "arxiv",
    "version": 1
  }
}