Pith Number

pith:63MBHGQZ

pith:2021:63MBHGQZOJDKITPPHJFNP52YVV

not attested not anchored not stored refs pending

Stellar astrophysics in the near UV with VLT-CUBES

A. Quirrenbach, B. Barbuy, B. Castilho, C. Hansen, C. J. Evans, G. Cescutti, G. Cupani, H. Ernandes, M. Franchini, N. Christlieb, P. Di Marcantonio, R. Smiljanic, S. Cristiani

arxiv:2102.02205 v1 · 2021-02-03 · astro-ph.IM · astro-ph.GA · astro-ph.SR · physics.atom-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{63MBHGQZOJDKITPPHJFNP52YVV}

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	2026-07-05T02:12:45.895408Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f6d8139a197246a44def3a4ad7f758ad749e1540c4b1c312ace25ab478af066a

Aliases

arxiv: 2102.02205 · arxiv_version: 2102.02205v1 · doi: 10.48550/arxiv.2102.02205 · pith_short_12: 63MBHGQZOJDK · pith_short_16: 63MBHGQZOJDKITPP · pith_short_8: 63MBHGQZ

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/63MBHGQZOJDKITPPHJFNP52YVV \
  | 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: f6d8139a197246a44def3a4ad7f758ad749e1540c4b1c312ace25ab478af066a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "27a2d7143a5a9ce2c69bd1f7a1823963a05e644620e19fe0991d08b213bc0050",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.SR",
      "physics.atom-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2021-02-03T03:38:34Z",
    "title_canon_sha256": "cda0044286b07a3eb5700a1b6c8c8b0b9650aa19db2db0c0bca6887a869c95e6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.02205",
    "kind": "arxiv",
    "version": 1
  }
}