Pith Number

pith:R5YX7NVD

pith:2004:R5YX7NVD6LT5JQ7O3PHFHOXBEL

not attested not anchored not stored refs pending

Deconstructing NGC 7130

H. Awaki, K. A. Weaver, N. A. Levenson, T. M. Heckman, Y. Terashima

arxiv:astro-ph/0411644 v1 · 2004-11-23 · 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{R5YX7NVD6LT5JQ7O3PHFHOXBEL}

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	2026-05-18T02:40:26.001160Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f717fb6a3f2e7d4c3eedbce53bae122c57d9123e0725c94d468538301926718

Aliases

arxiv: astro-ph/0411644 · arxiv_version: astro-ph/0411644v1 · doi: 10.48550/arxiv.astro-ph/0411644 · pith_short_12: R5YX7NVD6LT5 · pith_short_16: R5YX7NVD6LT5JQ7O · pith_short_8: R5YX7NVD

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/R5YX7NVD6LT5JQ7O3PHFHOXBEL \
  | 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: 8f717fb6a3f2e7d4c3eedbce53bae122c57d9123e0725c94d468538301926718

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "220426d6718b182d81c4ab913870745e1e9a19ef5dfa76ae53e3575f56fc855f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-11-23T17:26:10Z",
    "title_canon_sha256": "b8f2a93d23a1e34655f2aeef7d6469aa10ea2c524ee74e1f21f223209c42c698"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0411644",
    "kind": "arxiv",
    "version": 1
  }
}