Pith Number

pith:CA6LFD5G

pith:2018:CA6LFD5G2O5ZAKWKQEMICRM654

not attested not anchored not stored refs pending

ALMA CO(2-1) observations in the XUV disk of M83

Celia Verdugo, Francoise Combes, Isadora C. Bicalho, Monica Rubio, Philippe Salome

arxiv:1807.01373 v1 · 2018-07-03 · 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{CA6LFD5G2O5ZAKWKQEMICRM654}

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	2026-05-17T23:52:07.398661Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

103cb28fa6d3bb902aca811881459eef0878cc264288e09808c91e65c3212c0f

Aliases

arxiv: 1807.01373 · arxiv_version: 1807.01373v1 · doi: 10.48550/arxiv.1807.01373 · pith_short_12: CA6LFD5G2O5Z · pith_short_16: CA6LFD5G2O5ZAKWK · pith_short_8: CA6LFD5G

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/CA6LFD5G2O5ZAKWKQEMICRM654 \
  | 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: 103cb28fa6d3bb902aca811881459eef0878cc264288e09808c91e65c3212c0f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "27dd5578c82caa2bfa11be6e35f6e57fcb85061863ff67902541e7cb32a91ff3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-07-03T21:02:37Z",
    "title_canon_sha256": "ec4d1cd6462c9b9cc4b3b0fcc2c7e8c8e476d076971d31d64a8b305909c93f89"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.01373",
    "kind": "arxiv",
    "version": 1
  }
}