Pith Number

pith:XMNKXNCE

pith:2002:XMNKXNCEZQTT2YODKVPVJPFQI7

not attested not anchored not stored refs pending

The Fundamental Plane at z=1.27: First Calibration of the Mass Scale of Red Galaxies at Redshifts z>1

Pieter G. van Dokkum, S. A. Stanford

arxiv:astro-ph/0210643 v1 · 2002-10-29 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XMNKXNCEZQTT2YODKVPVJPFQI7}

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	2026-05-18T04:23:01.097713Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bb1aabb444cc273d61c3555f54bcb047e3702a36c535d402a07d4e737881c5f0

Aliases

arxiv: astro-ph/0210643 · arxiv_version: astro-ph/0210643v1 · doi: 10.48550/arxiv.astro-ph/0210643 · pith_short_12: XMNKXNCEZQTT · pith_short_16: XMNKXNCEZQTT2YOD · pith_short_8: XMNKXNCE

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/XMNKXNCEZQTT2YODKVPVJPFQI7 \
  | 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: bb1aabb444cc273d61c3555f54bcb047e3702a36c535d402a07d4e737881c5f0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "128ec6d9ec13b0304fd745d76caa8561ed4226444ef9b8653d1ad645e13d89f4",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-10-29T23:23:04Z",
    "title_canon_sha256": "d069e70c84f54dcd7c606491af332c9fc3c015b625ae4b541718bb52a24ca4cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0210643",
    "kind": "arxiv",
    "version": 1
  }
}