Pith Number

pith:DWDMZB7Q

pith:2017:DWDMZB7QU7KONXU2EFER42T2JV

not attested not anchored not stored refs pending

Diffuse ionized gas in galaxies across the Hubble sequence at the CALIFA resolution

A. L. de Amorim, E. A. D. Lacerda, E. Perez, G. S. Couto, G. Stasinska, N. Vale Asari, R. Cid Fernandes, R. Garcia-Benito, R. M. Gonzalez Delgado, S. F. Sanchez

arxiv:1711.07844 v2 · 2017-11-21 · 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{DWDMZB7QU7KONXU2EFER42T2JV}

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	2026-05-18T00:27:31.383533Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d86cc87f0a7d4e6de9a21491e6a7a4d591241f6de8d7b5a48b5ed4c7ba192d5

Aliases

arxiv: 1711.07844 · arxiv_version: 1711.07844v2 · doi: 10.48550/arxiv.1711.07844 · pith_short_12: DWDMZB7QU7KO · pith_short_16: DWDMZB7QU7KONXU2 · pith_short_8: DWDMZB7Q

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/DWDMZB7QU7KONXU2EFER42T2JV \
  | 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: 1d86cc87f0a7d4e6de9a21491e6a7a4d591241f6de8d7b5a48b5ed4c7ba192d5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b19d1a35605f0c4a117f49d63648a6a8afbce85e4a46acd16d38dcfbb6e17264",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-11-21T15:24:43Z",
    "title_canon_sha256": "f337a17b39dae12deb15771956f3b5436f803277292f35bd39b2dda26b053cc1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.07844",
    "kind": "arxiv",
    "version": 2
  }
}