Pith Number

pith:2YMQMIJ5

pith:2016:2YMQMIJ5WCQPLFAS6RJP2U3KXD

not attested not anchored not stored refs pending

The environmental dependence of the stellar mass fundamental plane of early-type galaxies

Lei Hou, Yu Wang

arxiv:1602.07920 v1 · 2016-02-25 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2YMQMIJ5WCQPLFAS6RJP2U3KXD}

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	2026-05-18T01:19:00.908714Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d61906213db0a0f59412f452fd536ab8e6036e08167f5d7d498929de5e60b290

Aliases

arxiv: 1602.07920 · arxiv_version: 1602.07920v1 · doi: 10.48550/arxiv.1602.07920 · pith_short_12: 2YMQMIJ5WCQP · pith_short_16: 2YMQMIJ5WCQPLFAS · pith_short_8: 2YMQMIJ5

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/2YMQMIJ5WCQPLFAS6RJP2U3KXD \
  | 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: d61906213db0a0f59412f452fd536ab8e6036e08167f5d7d498929de5e60b290

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "87cc25d0e2f8119757e50e0edb5edd59c7f93480cbb2d8c3837ec05908e40cf1",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-02-25T13:06:21Z",
    "title_canon_sha256": "d149569ce2eaa2f82300b16f4003dabeb559e0153358ee1c67f8fb245543d0bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.07920",
    "kind": "arxiv",
    "version": 1
  }
}