Pith Number

pith:5TXA75WK

pith:2017:5TXA75WKJFOMMX72CKNWZ4N76N

not attested not anchored not stored refs pending

The fundamental plane of evolving red nuggets

Chris Fassnacht, David Lagattuta, John McKean, Lindsay Oldham, L.V.E. Koopmans, Matt Auger, Simona Vegetti, Tommaso Treu

arxiv:1701.03107 v1 · 2017-01-11 · 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{5TXA75WKJFOMMX72CKNWZ4N76N}

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	2026-05-18T00:39:37.260375Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ecee0ff6ca495cc65ffa129b6cf1bff3578853c971f177795eacd25b0b4b3ba9

Aliases

arxiv: 1701.03107 · arxiv_version: 1701.03107v1 · doi: 10.48550/arxiv.1701.03107 · pith_short_12: 5TXA75WKJFOM · pith_short_16: 5TXA75WKJFOMMX72 · pith_short_8: 5TXA75WK

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/5TXA75WKJFOMMX72CKNWZ4N76N \
  | 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: ecee0ff6ca495cc65ffa129b6cf1bff3578853c971f177795eacd25b0b4b3ba9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "75136c5c7833b450e2fcc7e4225610045e8655317573671764ff84461e6d2a47",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-01-11T19:00:02Z",
    "title_canon_sha256": "e2024b54122290acf3fc2008f98c8070bfe8636ef6fbe909f69d623f14b72679"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.03107",
    "kind": "arxiv",
    "version": 1
  }
}