Pith Number

pith:BMOTPSBB

pith:2012:BMOTPSBBDF4QRTDG5IYYDBK4QU

not attested not anchored not stored refs pending

SPIDER VII - Revealing the Stellar Population Content of Massive Early-type Galaxies out to 8Re

A. Pasquali, E. Merlin, F. La Barbera, G. Bruzual, I. Ferreras, R. R. de Carvalho, S. Charlot

arxiv:1208.0587 v1 · 2012-08-02 · 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{BMOTPSBBDF4QRTDG5IYYDBK4QU}

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	2026-05-18T01:55:23.693065Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b1d37c821197908cc66ea3181855c853b4b81ae55b52fec0bf5266d05e2a724

Aliases

arxiv: 1208.0587 · arxiv_version: 1208.0587v1 · doi: 10.48550/arxiv.1208.0587 · pith_short_12: BMOTPSBBDF4Q · pith_short_16: BMOTPSBBDF4QRTDG · pith_short_8: BMOTPSBB

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/BMOTPSBBDF4QRTDG5IYYDBK4QU \
  | 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: 0b1d37c821197908cc66ea3181855c853b4b81ae55b52fec0bf5266d05e2a724

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9c433e2d3740419d33b983898012d61abce5364787a4bf81a30baaf642bb38c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-08-02T19:57:12Z",
    "title_canon_sha256": "eeb6317420baaeedb786d018b3224c70fffd9d6eaccc6b260ae0eb20b21a2556"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.0587",
    "kind": "arxiv",
    "version": 1
  }
}