Pith Number

pith:T2NVCEG6

pith:2019:T2NVCEG6HDRWW5EXUUFAYWC7ZG

not attested not anchored not stored refs pending

Star-formation in CALIFA early-type galaxies. A matter of discs

A. de Lorenzo-Caceres, J. Mendez-Abreu, S. F. Sanchez

arxiv:1906.10759 v2 · 2019-06-25 · 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{T2NVCEG6HDRWW5EXUUFAYWC7ZG}

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	2026-05-17T23:40:29.943189Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9e9b5110de38e36b7497a50a0c585fc9b415f356b3ff7ff95c8af2550eee9aff

Aliases

arxiv: 1906.10759 · arxiv_version: 1906.10759v2 · doi: 10.48550/arxiv.1906.10759 · pith_short_12: T2NVCEG6HDRW · pith_short_16: T2NVCEG6HDRWW5EX · pith_short_8: T2NVCEG6

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/T2NVCEG6HDRWW5EXUUFAYWC7ZG \
  | 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: 9e9b5110de38e36b7497a50a0c585fc9b415f356b3ff7ff95c8af2550eee9aff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aa2cc93e3e9acc5d6af087db4ca0172d6b24129814053591b8f9d2a54c365a91",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-06-25T21:09:39Z",
    "title_canon_sha256": "3d31d5103892f8a0537d50ead711c3051f85251d1cf54aa4c4ef5d57934f50b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.10759",
    "kind": "arxiv",
    "version": 2
  }
}