Pith Number

pith:72TPPNTU

pith:2004:72TPPNTUNT2PY6MYSV6IC7VEPD

not attested not anchored not stored refs pending

The VSOP 2 mission: Imaging capabilities

D. Murphy, H. Hirabayashi, K. Wiik, P. G. Edwards, R. Dodson, S. Kameno, Y. Murata

arxiv:astro-ph/0403433 v1 · 2004-03-18 · 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{72TPPNTUNT2PY6MYSV6IC7VEPD}

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	2026-07-04T14:13:23.717570Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fea6f7b6746cf4fc7998957c817ea478e2c82e0757afc98ecb40e0e49e545e21

Aliases

arxiv: astro-ph/0403433 · arxiv_version: astro-ph/0403433v1 · doi: 10.48550/arxiv.astro-ph/0403433 · pith_short_12: 72TPPNTUNT2P · pith_short_16: 72TPPNTUNT2PY6MY · pith_short_8: 72TPPNTU

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/72TPPNTUNT2PY6MYSV6IC7VEPD \
  | 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: fea6f7b6746cf4fc7998957c817ea478e2c82e0757afc98ecb40e0e49e545e21

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc7338d138beab59adac61a03ef19dded90622fde3b80b9b506455ce824e14a6",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-03-18T00:40:16Z",
    "title_canon_sha256": "11013eca923deafcbc22d296cd356372e60ce3de9ef3546a5bc7da86e0d2802c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0403433",
    "kind": "arxiv",
    "version": 1
  }
}