Pith Number

pith:5ACJHN6N

pith:2012:5ACJHN6NRA7XXMMKBDE4ZV5HTB

not attested not anchored not stored refs pending

The nature of the high Galactic latitude O-star HD93521: new results from X-ray and optical spectroscopy

Gregor Rauw, Matthieu Palate, Thierry Morel

arxiv:1209.2606 v1 · 2012-09-12 · 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{5ACJHN6NRA7XXMMKBDE4ZV5HTB}

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	2026-05-18T01:54:29.951818Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e80493b7cd883f7bb18a08c9ccd7a798714be34eb6668445a1b9c7c03dda942a

Aliases

arxiv: 1209.2606 · arxiv_version: 1209.2606v1 · doi: 10.48550/arxiv.1209.2606 · pith_short_12: 5ACJHN6NRA7X · pith_short_16: 5ACJHN6NRA7XXMMK · pith_short_8: 5ACJHN6N

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/5ACJHN6NRA7XXMMKBDE4ZV5HTB \
  | 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: e80493b7cd883f7bb18a08c9ccd7a798714be34eb6668445a1b9c7c03dda942a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c614d6bff2b2b373c79c78c7648291bd666fa053ddb47a73566b31359c0cee23",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-09-12T13:19:55Z",
    "title_canon_sha256": "5b1691b00f3660a99cf43f6aefe06a6f4f5c4076433e450ce686854051ab6268"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.2606",
    "kind": "arxiv",
    "version": 1
  }
}