Pith Number

pith:HDGLCDDY

pith:2009:HDGLCDDYC6HYDEOR2LC3RBKE2N

not attested not anchored not stored refs pending

The Galactic Gravitational wave foreground

G. Nelemans (Nijmegen)

arxiv:0901.1778 v1 · 2009-01-13 · astro-ph.SR · astro-ph.GA · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HDGLCDDYC6HYDEOR2LC3RBKE2N}

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	2026-07-04T15:41:31.795050Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

38ccb10c78178f8191d1d2c5b88544d34559538e8ce4bdfaaebb8e5db0428dfa

Aliases

arxiv: 0901.1778 · arxiv_version: 0901.1778v1 · doi: 10.48550/arxiv.0901.1778 · pith_short_12: HDGLCDDYC6HY · pith_short_16: HDGLCDDYC6HYDEOR · pith_short_8: HDGLCDDY

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/HDGLCDDYC6HYDEOR2LC3RBKE2N \
  | 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: 38ccb10c78178f8191d1d2c5b88544d34559538e8ce4bdfaaebb8e5db0428dfa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a538972800cf67eda8efcdc6c259fcc3528473782ccc7ce68b239365da30083",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-01-13T12:44:15Z",
    "title_canon_sha256": "eac8be92d24e2f2a15f0fa4c4041d28e8cb9370cf03792dce02787b9dc4aa850"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0901.1778",
    "kind": "arxiv",
    "version": 1
  }
}