Pith Number

pith:VYLLQILB

pith:2010:VYLLQILBUWMJACCVRUWGR5T7ZZ

not attested not anchored not stored refs pending

The Role of Environment on the Formation of Early-Type Galaxies

(2) MSSL/UCL, (3) MPIA, (4) UPenn, (5) UCL, 6) ((1) King's College London, (6) Imperial), Anna Pasquali (3), Ben Rogers (1), Ignacio Ferreras (2), Mariangela Bernardi (4), Ofer Lahav (5), Sugata Kaviraj (2

arxiv:1002.0835 v1 · 2010-02-03 · astro-ph.CO · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VYLLQILBUWMJACCVRUWGR5T7ZZ}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:09:19.997170Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae16b82161a5989008558d2c68f67fce674d44fef6d9b7bf5bb05ebe58ca4e20

Aliases

arxiv: 1002.0835 · arxiv_version: 1002.0835v1 · doi: 10.48550/arxiv.1002.0835 · pith_short_12: VYLLQILBUWMJ · pith_short_16: VYLLQILBUWMJACCV · pith_short_8: VYLLQILB

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/VYLLQILBUWMJACCVRUWGR5T7ZZ \
  | 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: ae16b82161a5989008558d2c68f67fce674d44fef6d9b7bf5bb05ebe58ca4e20

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b12f35a76173b1898dd9a13362371b1ea8437478dc37b085d1cf5aa8393f844",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-02-03T21:00:14Z",
    "title_canon_sha256": "a8becb9de3e02206a5c81447202f8b6048f4a7bd7191f4afa7efcc91bc5dff11"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.0835",
    "kind": "arxiv",
    "version": 1
  }
}