Pith Number

pith:ORO2IHFK

pith:2008:ORO2IHFKDAJVMNFBADMTTL5J5T

not attested not anchored not stored refs pending

High resolution optical spectroscopy of Plaskett's star

E. Gosset, F. Martins, G. Rauw, H. Sana, M. De Becker, N. Linder

arxiv:0807.4823 v1 · 2008-07-30 · astro-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{ORO2IHFKDAJVMNFBADMTTL5J5T}

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	2026-07-04T17:12:03.061229Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

745da41caa18135634a100d939afa9ecf8203a7fed7b6bdc536a4d5ae0d501de

Aliases

arxiv: 0807.4823 · arxiv_version: 0807.4823v1 · doi: 10.48550/arxiv.0807.4823 · pith_short_12: ORO2IHFKDAJV · pith_short_16: ORO2IHFKDAJVMNFB · pith_short_8: ORO2IHFK

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/ORO2IHFKDAJVMNFBADMTTL5J5T \
  | 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: 745da41caa18135634a100d939afa9ecf8203a7fed7b6bdc536a4d5ae0d501de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bcf9fb78018f62389fc7a6bd0718a3531d305367dfd3e3550801a9372efb23f7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-07-30T10:01:15Z",
    "title_canon_sha256": "16cdf38903256bb2f0cb96422e6902acda4765f4a5d8f9afd337a20901a00db5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0807.4823",
    "kind": "arxiv",
    "version": 1
  }
}