Pith Number

pith:UHSCVUPE

pith:2009:UHSCVUPEAWBKBZOBO6DGZNFORL

not attested not anchored not stored refs pending

A Flexible Quasioptical Input System for a Submillimeter Muliobject Spectrometer

Michael Seiffert, Paul F. Goldsmith

arxiv:0906.2151 v1 · 2009-06-11 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UHSCVUPEAWBKBZOBO6DGZNFORL}

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	2026-05-18T02:13:20.685063Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1e42ad1e40582a0e5c177866cb4ae8adffe2d7bb3dd0132243ebd12a0a1bd2c

Aliases

arxiv: 0906.2151 · arxiv_version: 0906.2151v1 · doi: 10.48550/arxiv.0906.2151 · pith_short_12: UHSCVUPEAWBK · pith_short_16: UHSCVUPEAWBKBZOB · pith_short_8: UHSCVUPE

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/UHSCVUPEAWBKBZOBO6DGZNFORL \
  | 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: a1e42ad1e40582a0e5c177866cb4ae8adffe2d7bb3dd0132243ebd12a0a1bd2c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "18797497aa9a059539072182b3fcd081585051f9202af6ca0248c9359aeb6007",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2009-06-11T16:20:13Z",
    "title_canon_sha256": "9c08ddca76593c50ec959fa0a6bebe63d843b8fb27cd45c6657159c997f8abf5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.2151",
    "kind": "arxiv",
    "version": 1
  }
}