Pith Number

pith:TCUX53OZ

pith:2020:TCUX53OZRGNLJ7PAZTY74AEN66

not attested not anchored not stored refs pending

The orbital evolution of UFDs and GCs in an evolving Galactic potential

Aaron D. Ludlow, Benjamin M. Armstrong, Kenji Bekki

arxiv:2011.12535 v2 · 2020-11-25 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TCUX53OZRGNLJ7PAZTY74AEN66}

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	2026-07-05T01:57:22.005343Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

98a97eedd9899ab4fde0ccf1fe008df78134e4ed674687575d981abd092c0b29

Aliases

arxiv: 2011.12535 · arxiv_version: 2011.12535v2 · doi: 10.48550/arxiv.2011.12535 · pith_short_12: TCUX53OZRGNL · pith_short_16: TCUX53OZRGNLJ7PA · pith_short_8: TCUX53OZ

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/TCUX53OZRGNLJ7PAZTY74AEN66 \
  | 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: 98a97eedd9899ab4fde0ccf1fe008df78134e4ed674687575d981abd092c0b29

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "77bba8681c990ab8828e536630e17ae5291b3cb201f2b460d8d1b8bd9e0d8139",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-11-25T06:10:59Z",
    "title_canon_sha256": "6ac28b45235deea803366974c2bb45127165e4087ef281cbe64073ed17cc692d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2011.12535",
    "kind": "arxiv",
    "version": 2
  }
}