Pith Number

pith:IU2UBB3D

pith:2014:IU2UBB3DXSBFHQL5TAHGZFIADO

not attested not anchored not stored refs pending

Pointing control for the SPIDER balloon-borne telescope

Alexandra S. Rahlin, Alexis C. Weber, Amy Trangsrud, Anne E. Gambrel, Anthony D. Turner, Aurelien A. Fraisse, Brendan P. Crill, Carl D. Reintsema, Carlo R. Contaldi, Carole E. Tucker, Carolyn J. MacTavish, C. Barth Netterfield, Chao-Lin Kuo, Donald V. Wiebe, Edward Y. Young, Gene C. Hilton, H. Cynthia Chiang, Jamie J. Bock, Jamil A. Shariff, Jeffrey P. Filippini, Johanna M. Nagy, John E. Ruhl, Jon E. Gudmundsson, J. Richard Bond, Juan D. Soler, Kent D. Irwin, Krikor G. Megerian, Laura M. Fissel, Lorenzo Moncelsi, Mandana Amiri, Marcus C. Runyan, Mark Halpern, Marzieh Farhang, Matthew Hasselfield, Natalie N. Gandilo, Olivier P. Dor\'e, Peter A. R. Ade, Peter V. Mason, Rebecca S. Tucker, Roger O'Brient, Sean A. Bryan, Steven J. Benton, Sunil R. Golwala, Tracy A. Morford, Viktor V. Hristov, Warren A. Holmes, William C. Jones, Zigmund D. Kermish

arxiv:1407.1880 v1 · 2014-07-07 · 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{IU2UBB3DXSBFHQL5TAHGZFIADO}

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	2026-05-18T01:42:41.143149Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4535408763bc8253c17d980e6c95001bb572bfeeef8fcfc298405c7a8bedd368

Aliases

arxiv: 1407.1880 · arxiv_version: 1407.1880v1 · doi: 10.48550/arxiv.1407.1880 · pith_short_12: IU2UBB3DXSBF · pith_short_16: IU2UBB3DXSBFHQL5 · pith_short_8: IU2UBB3D

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/IU2UBB3DXSBFHQL5TAHGZFIADO \
  | 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: 4535408763bc8253c17d980e6c95001bb572bfeeef8fcfc298405c7a8bedd368

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "241cacb6bbeb8f1a51620f00d878ca3062262709864cb36db7afd69c8d128bf2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2014-07-07T20:55:02Z",
    "title_canon_sha256": "7876018cc0d137727dfd6eb1ee8f7b1be113f9d15d64c343365e39972695e2da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.1880",
    "kind": "arxiv",
    "version": 1
  }
}