Pith Number

pith:BWMHPLDO

pith:2012:BWMHPLDOJNC2MJZ4COJRLOO23Z

not attested not anchored not stored refs pending

Galaxy Bulges and Elliptical Galaxies - Lecture Notes

Dimitri A. Gadotti

arxiv:1208.2295 v1 · 2012-08-10 · astro-ph.CO · 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{BWMHPLDOJNC2MJZ4COJRLOO23Z}

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	2026-05-18T03:48:58.274491Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d9877ac6e4b45a6273c139315b9dade46b3c53d399855409d883e5e2343ef9d

Aliases

arxiv: 1208.2295 · arxiv_version: 1208.2295v1 · doi: 10.48550/arxiv.1208.2295 · pith_short_12: BWMHPLDOJNC2 · pith_short_16: BWMHPLDOJNC2MJZ4 · pith_short_8: BWMHPLDO

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/BWMHPLDOJNC2MJZ4COJRLOO23Z \
  | 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: 0d9877ac6e4b45a6273c139315b9dade46b3c53d399855409d883e5e2343ef9d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "773b688817723ab82ec89e0d020913bb30531e478fed8e67b9ad877a37e83084",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-08-10T22:38:13Z",
    "title_canon_sha256": "e02f006fb5847932edcba045207f2696a514e9d83d9a45ffdc8772cd95cb9aa7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.2295",
    "kind": "arxiv",
    "version": 1
  }
}