Pith Number

pith:OPKGGGGN

pith:2009:OPKGGGGNXPU6WOTCPG7HTVHV64

not attested not anchored not stored refs pending

Molecular astronomy of cool stars and sub-stellar objects

Peter F. Bernath

arxiv:0912.5085 v1 · 2009-12-27 · 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{OPKGGGGNXPU6WOTCPG7HTVHV64}

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	2026-05-18T04:36:33.948234Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73d46318cdbbe9eb3a6279be79d4f5f73fe6c693d5e3b66fbcff58572c28b79f

Aliases

arxiv: 0912.5085 · arxiv_version: 0912.5085v1 · doi: 10.48550/arxiv.0912.5085 · pith_short_12: OPKGGGGNXPU6 · pith_short_16: OPKGGGGNXPU6WOTC · pith_short_8: OPKGGGGN

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/OPKGGGGNXPU6WOTCPG7HTVHV64 \
  | 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: 73d46318cdbbe9eb3a6279be79d4f5f73fe6c693d5e3b66fbcff58572c28b79f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c23ae3c157ba186ff542164cd18c7ec49fb174809be40742e766df886d3d5a27",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-12-27T15:51:10Z",
    "title_canon_sha256": "54b12c15ec099aca7746eda4b9636e4ada232f4cd7707aa50a867f7fe2a96a68"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.5085",
    "kind": "arxiv",
    "version": 1
  }
}