Pith Number

pith:AXNO7ICK

pith:2018:AXNO7ICK6HFGNHUN47DM4KBGI7

not attested not anchored not stored refs pending

Spectroscopic classification and Gaia DR2 parallaxes of new nearby white dwarfs among selected blue proper motion stars

A. Schwope, H. Jahrei{\ss}, H. Meusinger, I. Pelisoli, R.-D. Scholz

arxiv:1808.01793 v1 · 2018-08-06 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AXNO7ICK6HFGNHUN47DM4KBGI7}

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	2026-05-18T00:01:28.872774Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

05daefa04af1ca669e8de7c6ce282647c792cf9bb1eddf1e31f2006242fc2ee5

Aliases

arxiv: 1808.01793 · arxiv_version: 1808.01793v1 · doi: 10.48550/arxiv.1808.01793 · pith_short_12: AXNO7ICK6HFG · pith_short_16: AXNO7ICK6HFGNHUN · pith_short_8: AXNO7ICK

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/AXNO7ICK6HFGNHUN47DM4KBGI7 \
  | 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: 05daefa04af1ca669e8de7c6ce282647c792cf9bb1eddf1e31f2006242fc2ee5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "93706e62027f219919d13ba19ed2dbbfdae83449ea83accca8cc86f78279cf5d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-08-06T09:27:41Z",
    "title_canon_sha256": "03f698873b93d63a3bf07b989d342df244fdef8d4e7854a9671fe18520e5cf97"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.01793",
    "kind": "arxiv",
    "version": 1
  }
}